{"id":57387,"date":"2025-11-15T08:03:10","date_gmt":"2025-11-15T07:03:10","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?p=57387"},"modified":"2026-01-23T18:51:05","modified_gmt":"2026-01-23T17:51:05","slug":"difference-between-collagen-and-hyaluronic-acid","status":"publish","type":"post","link":"https:\/\/drromanovaleria.ch\/en\/blog\/difference-between-collagen-and-hyaluronic-acid\/","title":{"rendered":"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#8217;acide hyaluronique ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"57387\" class=\"elementor elementor-57387\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f359a29 e-flex e-con-boxed e-con e-parent\" data-id=\"f359a29\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-fd89ae3 e-con-full e-flex e-con e-child\" data-id=\"fd89ae3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-00d8661 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"00d8661\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">QUELLE EST LA DIFF\u00c9RENCE ENTRE LE COLLAG\u00c8NE ET L\u2019ACIDE HYALURONIQUE ?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f8112c0 elementor-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"f8112c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/drromanovaleria.ch\/\">Accueil<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b03350c e-flex e-con-boxed e-con e-parent\" data-id=\"b03350c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-a1d1ca7 e-flex e-con-boxed e-con e-child\" data-id=\"a1d1ca7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f0cfb3c e-con-full e-flex e-con e-child\" data-id=\"f0cfb3c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fb52675 elementor-widget elementor-widget-text-editor\" data-id=\"fb52675\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Lequel est le meilleur, l&#8217;acide hyaluronique ou le collag\u00e8ne ?<\/h2><p>Le collag\u00e8ne et l\u2019acide hyaluronique sont deux mol\u00e9cules omnipr\u00e9sentes dans le discours cosm\u00e9tique et esth\u00e9tique. Ils sont souvent cit\u00e9s ensemble, parfois confondus, et pr\u00e9sent\u00e9s comme des solutions universelles contre le vieillissement cutan\u00e9. En consultation, il n\u2019est pas rare que les patients pensent que ces deux substances ont des fonctions similaires, voire interchangeables, alors qu\u2019elles jouent en r\u00e9alit\u00e9 des r\u00f4les tr\u00e8s diff\u00e9rents au sein de la peau.<br \/>Ces deux mol\u00e9cules sont compl\u00e9mentaires, mais elles n\u2019agissent ni au m\u00eame niveau, ni de la m\u00eame mani\u00e8re, ni avec les m\u00eames objectifs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eef393c e-flex e-con-boxed e-con e-child\" data-id=\"eef393c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cd9325b elementor-widget elementor-widget-image\" data-id=\"cd9325b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"512\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-768x512.webp\" class=\"attachment-medium_large size-medium_large wp-image-15909\" alt=\"photo d\u00e9roulement s\u00e9ance acide hyaluronique \u00e0 Gen\u00e8ve\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-768x512.webp 768w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-300x200.webp 300w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-1024x683.webp 1024w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-1536x1024.webp 1536w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-2048x1365.webp 2048w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/08\/seance-acide-hyaluronique-18x12.webp 18w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-01c1244 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"01c1244\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/drromanovaleria.ch\/contactez-le-dr-romano\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Prendre rendez-vous<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6862b77 e-flex e-con-boxed e-con e-parent\" data-id=\"6862b77\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6f441da elementor-toc--content-ellipsis elementor-toc--minimized-on-desktop elementor-widget elementor-widget-table-of-contents\" data-id=\"6f441da\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;minimized_on&quot;:&quot;desktop&quot;,&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h2 class=\"elementor-toc__header-title\">\n\t\t\t\tSommaire\t\t\t<\/h2>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__6f441da\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__6f441da\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__6f441da\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dfb9c9f e-flex e-con-boxed e-con e-parent\" data-id=\"dfb9c9f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-85bf1c2 elementor-widget elementor-widget-heading\" data-id=\"85bf1c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\nLe collag\u00e8ne, c\u2019est quoi ? Quel est le r\u00f4le du collag\u00e8ne dans la peau ?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f330bf5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f330bf5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aba427b elementor-widget elementor-widget-text-editor\" data-id=\"aba427b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le collag\u00e8ne est une prot\u00e9ine structurelle majeure de l\u2019organisme. Il repr\u00e9sente environ 70 % de la matrice prot\u00e9ique du derme et constitue l\u2019\u00e9l\u00e9ment fondamental de la peau. Son r\u00f4le principal est d\u2019assurer la r\u00e9sistance, la fermet\u00e9 et la coh\u00e9sion des tissus.<br \/>Dans la peau, les fibres de collag\u00e8ne forment un r\u00e9seau dense et organis\u00e9, produit par les fibroblastes. Ce r\u00e9seau conf\u00e8re \u00e0 la peau sa solidit\u00e9 et sa capacit\u00e9 \u00e0 r\u00e9sister aux contraintes m\u00e9caniques. Il est intimement li\u00e9 \u00e0 d\u2019autres composants du derme, comme l\u2019\u00e9lastine et les glycosaminoglycanes.<br \/>Avec l\u2019\u00e2ge, la production de collag\u00e8ne diminue progressivement, tandis que sa d\u00e9gradation s\u2019acc\u00e9l\u00e8re sous l\u2019effet des rayonnements ultraviolets, du stress oxydatif et de certains facteurs hormonaux. Cette perte de collag\u00e8ne est responsable du rel\u00e2chement cutan\u00e9, de l\u2019affaissement des tissus et de l\u2019apparition des rides profondes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ceadc83 e-flex e-con-boxed e-con e-parent\" data-id=\"ceadc83\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cdc9c8f elementor-widget elementor-widget-heading\" data-id=\"cdc9c8f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L\u2019acide hyaluronique, c\u2019est quoi ? Quel est le r\u00f4le de l\u2019 acide hyaluroniqu dans la peau ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68f136d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"68f136d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-539fa5e elementor-widget elementor-widget-text-editor\" data-id=\"539fa5e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019acide hyaluronique est un polysaccharide appartenant \u00e0 la famille des glycosaminoglycanes. Contrairement au collag\u00e8ne, il ne s\u2019agit pas d\u2019une prot\u00e9ine, mais d\u2019une mol\u00e9cule hydrophile dont la fonction principale est la r\u00e9tention de l\u2019eau.<br \/>Dans la peau, l\u2019acide hyaluronique agit comme une v\u00e9ritable \u00e9ponge biologique, capable de fixer des grandes quantit\u00e9s d\u2019eau, contribuant ainsi \u00e0 l\u2019hydratation, \u00e0 la souplesse et au volume des tissus.<br \/>Avec le vieillissement, la quantit\u00e9 et la qualit\u00e9 de l\u2019acide hyaluronique diminuent, entra\u00eenant une d\u00e9shydratation cutan\u00e9e et l\u2019apparition de <a href=\"https:\/\/drromanovaleria.ch\/besoins\/rides\/\">ridules superficielles<\/a>. Cette diminution est souvent plus pr\u00e9coce que celle du collag\u00e8ne, ce qui explique pourquoi les signes de d\u00e9shydratation apparaissent parfois d\u00e8s un \u00e2ge relativement jeune.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-08f2736 e-flex e-con-boxed e-con e-parent\" data-id=\"08f2736\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01201ae elementor-widget elementor-widget-heading\" data-id=\"01201ae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quelles diff\u00e9rences entre le collag\u00e8ne et l\u2019acide hyaluronique ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0823140 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0823140\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba694f6 elementor-widget elementor-widget-text-editor\" data-id=\"ba694f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La principale diff\u00e9rence entre le collag\u00e8ne et l\u2019acide hyaluronique r\u00e9side dans leur fonction biologique. Le collag\u00e8ne est une mol\u00e9cule de structure, tandis que l\u2019acide hyaluronique est une mol\u00e9cule d\u2019hydratation et de volume.<br \/>Le collag\u00e8ne agit comme une armature, assurant la solidit\u00e9 et la fermet\u00e9 de la peau. L\u2019acide hyaluronique agit comme un support hydrique, maintenant la peau hydrat\u00e9e, souple et visuellement rebondie.<br \/>On peut comparer le derme \u00e0 un matelas : le collag\u00e8ne en constitue les ressorts, assurant le maintien et la r\u00e9sistance, tandis que l\u2019acide hyaluronique repr\u00e9sente le rembourrage, apportant confort et \u00e9lasticit\u00e9. L\u2019un ne peut fonctionner de mani\u00e8re optimale sans l\u2019autre.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-936e897 e-flex e-con-boxed e-con e-parent\" data-id=\"936e897\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-67f79cc elementor-widget elementor-widget-heading\" data-id=\"67f79cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le r\u00f4le du collag\u00e8ne dans le vieillissement cutan\u00e9\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-942320c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"942320c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-585c875 elementor-widget elementor-widget-text-editor\" data-id=\"585c875\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La perte progressive de collag\u00e8ne est l\u2019un des m\u00e9canismes majeurs du vieillissement cutan\u00e9. Elle entra\u00eene un rel\u00e2chement de la peau, une perte de tonicit\u00e9 et l\u2019apparition de <a href=\"https:\/\/drromanovaleria.ch\/besoins\/rides\/\">rides<\/a> profondes.<br \/>Contrairement \u00e0 l\u2019acide hyaluronique, le collag\u00e8ne se renouvelle lentement. Une fois d\u00e9grad\u00e9, il est difficile \u00e0 restaurer spontan\u00e9ment. Les agressions chroniques, notamment les expositions solaires r\u00e9p\u00e9t\u00e9es, acc\u00e9l\u00e8rent consid\u00e9rablement sa d\u00e9gradation.<br \/>En cosm\u00e9tique, les soins \u00e0 base de collag\u00e8ne n\u2019agissent pas directement sur le collag\u00e8ne dermique, car cette prot\u00e9ine est trop volumineuse pour p\u00e9n\u00e9trer profond\u00e9ment dans la peau. Leur r\u00f4le est essentiellement filmog\u00e8ne et hydratant en surface.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ef84362 e-flex e-con-boxed e-con e-parent\" data-id=\"ef84362\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f5ceb8 elementor-widget elementor-widget-heading\" data-id=\"2f5ceb8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le r\u00f4le de l\u2019acide hyaluronique dans le vieillissement cutan\u00e9<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38a559f elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"38a559f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57da488 elementor-widget elementor-widget-text-editor\" data-id=\"57da488\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019acide hyaluronique joue un r\u00f4le central dans les manifestations pr\u00e9coces du vieillissement. Sa diminution entra\u00eene une d\u00e9shydratation progressive, une perte d\u2019\u00e9clat et l\u2019apparition de ridules superficielles.<br \/>En cosm\u00e9tique, l\u2019acide hyaluronique est particuli\u00e8rement efficace pour am\u00e9liorer l\u2019hydratation de la peau, sa texture et son confort. Selon son poids mol\u00e9culaire, il peut agir \u00e0 diff\u00e9rents niveaux de l\u2019\u00e9piderme et du derme superficiel.<br \/>Contrairement au collag\u00e8ne, l\u2019acide hyaluronique cosm\u00e9tique permet d\u2019obtenir des r\u00e9sultats visibles et relativement rapides sur l\u2019aspect de la peau, \u00e0 condition d\u2019une utilisation r\u00e9guli\u00e8re.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e7cf9ff e-flex e-con-boxed e-con e-parent\" data-id=\"e7cf9ff\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ed44b2 elementor-widget elementor-widget-heading\" data-id=\"3ed44b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\nCollag\u00e8ne et acide hyaluronique en cosm\u00e9tique : quelles diff\u00e9rences d\u2019efficacit\u00e9\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ac73ea elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8ac73ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86a2ea6 elementor-widget elementor-widget-text-editor\" data-id=\"86a2ea6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les soins cosm\u00e9tiques \u00e0 base de collag\u00e8ne et ceux \u00e0 base d\u2019acide hyaluronique n\u2019ont pas la m\u00eame efficacit\u00e9 ni les m\u00eames indications.<br \/>Le collag\u00e8ne cosm\u00e9tique agit principalement en surface, en formant un film protecteur qui limite la perte en eau et am\u00e9liore temporairement la qualit\u00e9 de la peau. Il n\u2019a pas la capacit\u00e9 de stimuler directement la production de collag\u00e8ne dermique lorsqu\u2019il est appliqu\u00e9 sur la peau.<br \/>L\u2019acide hyaluronique agit comme un humectant puissant. Il am\u00e9liore l\u2019hydratation, la souplesse et l\u2019\u00e9clat cutan\u00e9. Son action est mieux document\u00e9e et plus directement perceptible sur la qualit\u00e9 de la peau.<br \/>C\u2019est pour cette raison que l\u2019acide hyaluronique est devenu un actif central en cosm\u00e9tique, tandis que le collag\u00e8ne joue un r\u00f4le plus secondaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b2dbecb e-flex e-con-boxed e-con e-parent\" data-id=\"b2dbecb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-183fc38 elementor-widget elementor-widget-heading\" data-id=\"183fc38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Diff\u00e9rences en m\u00e9decine esth\u00e9tique : injections de collag\u00e8ne et d\u2019acide hyaluronique\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6322a39 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6322a39\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-315e8a9 elementor-widget elementor-widget-text-editor\" data-id=\"315e8a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En m\u00e9decine esth\u00e9tique, la diff\u00e9rence entre collag\u00e8ne et acide hyaluronique est encore plus marqu\u00e9e. Les injections d\u2019acide hyaluronique sont aujourd\u2019hui largement utilis\u00e9es pour restaurer les volumes, hydrater profond\u00e9ment la peau et am\u00e9liorer la densit\u00e9 dermique.<br \/>L\u2019acide hyaluronique injectable pr\u00e9sente un excellent profil de s\u00e9curit\u00e9, une r\u00e9versibilit\u00e9 et une grande adaptabilit\u00e9 selon les zones trait\u00e9es.<br \/>Les injections de collag\u00e8ne ne sont pas r\u00e9alis\u00e9es. Historiquement, elles ont \u00e9t\u00e9 progressivement abandonn\u00e9es en raison de leur tol\u00e9rance plus incertaine et de leur moindre maniabilit\u00e9. Aujourd\u2019hui, les strat\u00e9gies visent \u00e0 stimuler la production de collag\u00e8ne par des injections d\u2019<a href=\"https:\/\/drromanovaleria.ch\/solutions\/injections\/inducteurs-collagene\/\">inducteurs de collag\u00e8ne<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ca51c5a e-flex e-con-boxed e-con e-parent\" data-id=\"ca51c5a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad3ec09 elementor-widget elementor-widget-heading\" data-id=\"ad3ec09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\nCollag\u00e8ne, acide hyaluronique et pr\u00e9vention du vieillissement\n\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-60cc700 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"60cc700\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3fc243 elementor-widget elementor-widget-text-editor\" data-id=\"d3fc243\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans une approche pr\u00e9ventive, l\u2019<a href=\"https:\/\/drromanovaleria.ch\/solutions\/injections\/acide-hayluronique\/\">acide hyaluronique<\/a> joue un r\u00f4le cl\u00e9 d\u00e8s les premiers signes de d\u00e9shydratation cutan\u00e9e. Il permet de maintenir une bonne qualit\u00e9 de peau et de ralentir l\u2019apparition de certaines ridules.<br \/>Avec le temps la diminution progressive du collag\u00e8ne endog\u00e8ne se traduit par une perte de tonicit\u00e9 et un rel\u00e2chement plus marqu\u00e9 des tissus. La pr\u00e9vention s\u2019oriente alors vers des mesures cibl\u00e9es, telles qu\u2019une protection solaire rigoureuse, la limitation des agressions oxydatives et le recours \u00e0 des strat\u00e9gies destin\u00e9es \u00e0 soutenir ou stimuler la synth\u00e8se du collag\u00e8ne.<br \/>Ces deux mol\u00e9cules doivent \u00eatre envisag\u00e9es comme compl\u00e9mentaires dans une approche globale et progressive du vieillissement cutan\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7e97014 e-flex e-con-boxed e-con e-parent\" data-id=\"7e97014\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dcd5b98 elementor-widget elementor-widget-heading\" data-id=\"dcd5b98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\n\nPeut-on choisir entre collag\u00e8ne et acide hyaluronique ?\n\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-471429c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"471429c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3db72d elementor-widget elementor-widget-text-editor\" data-id=\"f3db72d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il ne s\u2019agit pas de choisir entre collag\u00e8ne et acide hyaluronique, mais de comprendre \u00e0 quel moment et pour quel objectif chacun est pertinent. Une peau jeune et d\u00e9shydrat\u00e9e b\u00e9n\u00e9ficiera davantage de soins \u00e0 base d\u2019acide hyaluronique. Une peau mature, rel\u00e2ch\u00e9e et marqu\u00e9e par des rides profondes n\u00e9cessitera une prise en charge ax\u00e9e sur la stimulation de la synth\u00e8se de collag\u00e8ne.<br \/>En cosm\u00e9tique comme en m\u00e9decine esth\u00e9tique, ces deux axes sont souvent associ\u00e9s afin d\u2019obtenir des r\u00e9sultats harmonieux et naturels.<br \/>Ces approches sont fr\u00e9quemment associ\u00e9es \u00e0 d\u2019autres traitements, tels que la <a href=\"https:\/\/drromanovaleria.ch\/solutions\/injections\/toxine-botulique\/\">toxine botulique<\/a>, afin de traiter les diff\u00e9rents m\u00e9canismes du vieillissement de mani\u00e8re compl\u00e9mentaire.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-73400f6 e-flex e-con-boxed e-con e-parent\" data-id=\"73400f6\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e40a081 e-con-full e-flex e-con e-child\" data-id=\"e40a081\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-5396838 e-con-full e-flex e-con e-child\" data-id=\"5396838\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-1d08cd5 e-con-full e-flex e-con e-child\" data-id=\"1d08cd5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-f799c77 e-con-full e-flex e-con e-child\" data-id=\"f799c77\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8519e0d elementor-widget elementor-widget-image\" data-id=\"8519e0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"252\" height=\"300\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp\" class=\"attachment-medium size-medium wp-image-13266\" alt=\"Photo docteur Valeria Romano \u00e0 Gen\u00e8ve\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp 252w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-10x12.webp 10w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria.webp 763w\" sizes=\"(max-width: 252px) 100vw, 252px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72a6883 elementor-widget elementor-widget-text-editor\" data-id=\"72a6883\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Article r\u00e9dig\u00e9 par le <a href=\"https:\/\/drromanovaleria.ch\/\">Dr Romano Valeria<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0a0df4f e-con-full e-flex e-con e-child\" data-id=\"0a0df4f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dc242b4 elementor-widget elementor-widget-text-editor\" data-id=\"dc242b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>PARTAGER CET ARTICLE SUR<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1fd406 elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"e1fd406\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-linkedin\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1911fe4 elementor-align-start elementor-mobile-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"1911fe4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:dr.romano.valeria@gmail.com\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-envelope\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M502.3 190.8c3.9-3.1 9.7-.2 9.7 4.7V400c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V195.6c0-5 5.7-7.8 9.7-4.7 22.4 17.4 52.1 39.5 154.1 113.6 21.1 15.4 56.7 47.8 92.2 47.6 35.7.3 72-32.8 92.3-47.6 102-74.1 131.6-96.3 154-113.7zM256 320c23.2.4 56.6-29.2 73.4-41.4 132.7-96.3 142.8-104.7 173.4-128.7 5.8-4.5 9.2-11.5 9.2-18.9v-19c0-26.5-21.5-48-48-48H48C21.5 64 0 85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">dr.romano.valeria@gmail.com<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+41%2078%20209%2002%2089\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-phone-alt\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M497.39 361.8l-112-48a24 24 0 0 0-28 6.9l-49.6 60.6A370.66 370.66 0 0 1 130.6 204.11l60.6-49.6a23.94 23.94 0 0 0 6.9-28l-48-112A24.16 24.16 0 0 0 122.6.61l-104 24A24 24 0 0 0 0 48c0 256.5 207.9 464 464 464a24 24 0 0 0 23.4-18.6l24-104a24.29 24.29 0 0 0-14.01-27.6z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">+41 78 209 02 89<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Discover the difference between collagen and hyaluronic acid in Geneva : roles, benefits on firmness, hydration and anti-aging, and expert advice to choose the active ingredient best suited to your skin and your skincare routine.<\/p>","protected":false},"author":2,"featured_media":5161,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-57387","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#039;acide hyaluronique ? \u2013 Dr Romano<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez la diff\u00e9rence entre le collag\u00e8ne et l\u2019acide hyaluronique \u00e0 Gen\u00e8ve : r\u00f4les, bienfaits sur la fermet\u00e9, l\u2019hydratation et l\u2019anti-\u00e2ge, et conseils d\u2019experts pour choisir l\u2019actif le plus adapt\u00e9 \u00e0 votre peau et \u00e0 votre routine de soins.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/drromanovaleria.ch\/en\/blog\/difference-between-collagen-and-hyaluronic-acid\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#039;acide hyaluronique ? \u2013 Dr Romano\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrez la diff\u00e9rence entre le collag\u00e8ne et l\u2019acide hyaluronique \u00e0 Gen\u00e8ve : r\u00f4les, bienfaits sur la fermet\u00e9, l\u2019hydratation et l\u2019anti-\u00e2ge, et conseils d\u2019experts pour choisir l\u2019actif le plus adapt\u00e9 \u00e0 votre peau et \u00e0 votre routine de soins.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/drromanovaleria.ch\/en\/blog\/difference-between-collagen-and-hyaluronic-acid\/\" \/>\n<meta property=\"og:site_name\" content=\"Dr Romano\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-15T07:03:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-23T17:51:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1097\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Valeria\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Valeria\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/\"},\"author\":{\"name\":\"Valeria\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/#\\\/schema\\\/person\\\/9506b5d93d3b3f0f98fd0835c2baab8d\"},\"headline\":\"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#8217;acide hyaluronique ?\",\"datePublished\":\"2025-11-15T07:03:10+00:00\",\"dateModified\":\"2026-01-23T17:51:05+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/\"},\"wordCount\":1425,\"image\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/drromanovaleria.ch\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/hydrafacial-benefices-scaled.webp\",\"articleSection\":[\"Uncategorized\"],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/\",\"url\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/\",\"name\":\"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l'acide hyaluronique ? \u2013 Dr Romano\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/drromanovaleria.ch\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/hydrafacial-benefices-scaled.webp\",\"datePublished\":\"2025-11-15T07:03:10+00:00\",\"dateModified\":\"2026-01-23T17:51:05+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/#\\\/schema\\\/person\\\/9506b5d93d3b3f0f98fd0835c2baab8d\"},\"description\":\"D\u00e9couvrez la diff\u00e9rence entre le collag\u00e8ne et l\u2019acide hyaluronique \u00e0 Gen\u00e8ve : r\u00f4les, bienfaits sur la fermet\u00e9, l\u2019hydratation et l\u2019anti-\u00e2ge, et conseils d\u2019experts pour choisir l\u2019actif le plus adapt\u00e9 \u00e0 votre peau et \u00e0 votre routine de soins.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#primaryimage\",\"url\":\"https:\\\/\\\/drromanovaleria.ch\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/hydrafacial-benefices-scaled.webp\",\"contentUrl\":\"https:\\\/\\\/drromanovaleria.ch\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/hydrafacial-benefices-scaled.webp\",\"width\":2560,\"height\":1097},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/blog\\\/difference-entre-collagene-et-acide-hyaluronique\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/drromanovaleria.ch\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#8217;acide hyaluronique ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/#website\",\"url\":\"https:\\\/\\\/drromanovaleria.ch\\\/\",\"name\":\"Dr Romano\",\"description\":\"M\u00e9decine morphologique et anti-\u00e2ge\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/drromanovaleria.ch\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/drromanovaleria.ch\\\/#\\\/schema\\\/person\\\/9506b5d93d3b3f0f98fd0835c2baab8d\",\"name\":\"Valeria\",\"url\":\"https:\\\/\\\/drromanovaleria.ch\\\/en\\\/blog\\\/author\\\/valeria\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is the difference between collagen and hyaluronic acid ? \u2013 Dr Romano","description":"Discover the difference between collagen and hyaluronic acid in Geneva : roles, benefits on firmness, hydration and anti-aging, and expert advice to choose the active ingredient best suited to your skin and your skincare routine.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/drromanovaleria.ch\/en\/blog\/difference-between-collagen-and-hyaluronic-acid\/","og_locale":"en_GB","og_type":"article","og_title":"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l'acide hyaluronique ? \u2013 Dr Romano","og_description":"D\u00e9couvrez la diff\u00e9rence entre le collag\u00e8ne et l\u2019acide hyaluronique \u00e0 Gen\u00e8ve : r\u00f4les, bienfaits sur la fermet\u00e9, l\u2019hydratation et l\u2019anti-\u00e2ge, et conseils d\u2019experts pour choisir l\u2019actif le plus adapt\u00e9 \u00e0 votre peau et \u00e0 votre routine de soins.","og_url":"https:\/\/drromanovaleria.ch\/en\/blog\/difference-between-collagen-and-hyaluronic-acid\/","og_site_name":"Dr Romano","article_published_time":"2025-11-15T07:03:10+00:00","article_modified_time":"2026-01-23T17:51:05+00:00","og_image":[{"width":2560,"height":1097,"url":"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp","type":"image\/webp"}],"author":"Valeria","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Valeria","Estimated reading time":"7 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#article","isPartOf":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/"},"author":{"name":"Valeria","@id":"https:\/\/drromanovaleria.ch\/#\/schema\/person\/9506b5d93d3b3f0f98fd0835c2baab8d"},"headline":"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#8217;acide hyaluronique ?","datePublished":"2025-11-15T07:03:10+00:00","dateModified":"2026-01-23T17:51:05+00:00","mainEntityOfPage":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/"},"wordCount":1425,"image":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#primaryimage"},"thumbnailUrl":"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp","articleSection":["Uncategorized"],"inLanguage":"en-GB"},{"@type":"WebPage","@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/","url":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/","name":"What is the difference between collagen and hyaluronic acid ? \u2013 Dr Romano","isPartOf":{"@id":"https:\/\/drromanovaleria.ch\/#website"},"primaryImageOfPage":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#primaryimage"},"image":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#primaryimage"},"thumbnailUrl":"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp","datePublished":"2025-11-15T07:03:10+00:00","dateModified":"2026-01-23T17:51:05+00:00","author":{"@id":"https:\/\/drromanovaleria.ch\/#\/schema\/person\/9506b5d93d3b3f0f98fd0835c2baab8d"},"description":"Discover the difference between collagen and hyaluronic acid in Geneva : roles, benefits on firmness, hydration and anti-aging, and expert advice to choose the active ingredient best suited to your skin and your skincare routine.","breadcrumb":{"@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#primaryimage","url":"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp","contentUrl":"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydrafacial-benefices-scaled.webp","width":2560,"height":1097},{"@type":"BreadcrumbList","@id":"https:\/\/drromanovaleria.ch\/blog\/difference-entre-collagene-et-acide-hyaluronique\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/drromanovaleria.ch\/"},{"@type":"ListItem","position":2,"name":"Quelle est la diff\u00e9rence entre le collag\u00e8ne et l&#8217;acide hyaluronique ?"}]},{"@type":"WebSite","@id":"https:\/\/drromanovaleria.ch\/#website","url":"https:\/\/drromanovaleria.ch\/","name":"Dr Romano","description":"Morphological and anti-ageing medicine","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/drromanovaleria.ch\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Person","@id":"https:\/\/drromanovaleria.ch\/#\/schema\/person\/9506b5d93d3b3f0f98fd0835c2baab8d","name":"Valeria","url":"https:\/\/drromanovaleria.ch\/en\/blog\/author\/valeria\/"}]}},"amp_enabled":false,"_links":{"self":[{"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/posts\/57387","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/comments?post=57387"}],"version-history":[{"count":5,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/posts\/57387\/revisions"}],"predecessor-version":[{"id":58599,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/posts\/57387\/revisions\/58599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/media\/5161"}],"wp:attachment":[{"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/media?parent=57387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/categories?post=57387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/drromanovaleria.ch\/en\/wp-json\/wp\/v2\/tags?post=57387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}