{"id":77340,"date":"2026-09-17T19:01:58","date_gmt":"2026-09-17T17:01:58","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?p=77340"},"modified":"2026-09-25T17:33:25","modified_gmt":"2026-09-25T15:33:25","slug":"dietary-supplements-slowing-skin-aging","status":"publish","type":"post","link":"https:\/\/drromanovaleria.ch\/en\/blog\/complements-alimentaires-ralentissement-vieillissement-cutane\/","title":{"rendered":"Can dietary supplements help slow down skin aging ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"77340\" class=\"elementor elementor-77340\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fd54202 e-flex e-con-boxed e-con e-parent\" data-id=\"fd54202\" 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-19e6fc6 e-con-full e-flex e-con e-child\" data-id=\"19e6fc6\" 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-4ea820e elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"4ea820e\" 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\">LES COMPL\u00c9MENTS ALIMENTAIRES PEUVENT-ILS AIDER \u00c0 RALENTIR LE VIEILLISSEMENT CUTAN\u00c9 ?\n<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f333e2 elementor-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"5f333e2\" 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-6d56fb4 e-flex e-con-boxed e-con e-parent\" data-id=\"6d56fb4\" 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-10dbd1b e-flex e-con-boxed e-con e-child\" data-id=\"10dbd1b\" 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-03ddbbf e-con-full e-flex e-con e-child\" data-id=\"03ddbbf\" 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-1034e41 elementor-widget elementor-widget-text-editor\" data-id=\"1034e41\" 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<div class=\"\" data-turn-id-container=\"3490902f-78d3-407f-8d60-818430a97bff\" data-is-intersecting=\"true\">Les compl\u00e9ments alimentaires ne permettent pas d\u2019arr\u00eater le vieillissement cutan\u00e9 et leur efficacit\u00e9 varie selon les produits.<br \/>Certains compl\u00e9ments, notamment le collag\u00e8ne et certains polyph\u00e9nols, ont montr\u00e9 dans des \u00e9tudes cliniques des effets sur l\u2019hydratation ou l\u2019\u00e9lasticit\u00e9 de la peau. La qualit\u00e9 des preuves reste toutefois variable et les r\u00e9sultats ne peuvent pas \u00eatre g\u00e9n\u00e9ralis\u00e9s \u00e0 tous les compl\u00e9ments alimentaires.<br \/>En l\u2019absence de carence, une alimentation \u00e9quilibr\u00e9e reste prioritaire pour apporter les nutriments n\u00e9cessaires au fonctionnement normal de la peau.<\/div>\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-0e75d7a e-flex e-con-boxed e-con e-child\" data-id=\"0e75d7a\" 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-1500a00 elementor-widget elementor-widget-image\" data-id=\"1500a00\" 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=\"300\" height=\"220\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau.webp\" class=\"attachment-medium size-medium wp-image-4852\" alt=\"image peau jeune hydrat\u00e9e\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau.webp 300w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/05\/hydratation-peau-16x12.webp 16w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\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-50e55b4 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"50e55b4\" 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-cecf6f2 e-flex e-con-boxed e-con e-parent\" data-id=\"cecf6f2\" 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-1c4fffb elementor-toc--content-ellipsis elementor-toc--minimized-on-desktop elementor-widget elementor-widget-table-of-contents\" data-id=\"1c4fffb\" 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__1c4fffb\" 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__1c4fffb\" 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__1c4fffb\" 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-93d6f7c e-flex e-con-boxed e-con e-parent\" data-id=\"93d6f7c\" 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-3d0474a elementor-widget elementor-widget-text-editor\" data-id=\"3d0474a\" 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>Pourquoi certains compl\u00e9ments alimentaires sont-ils pr\u00e9sent\u00e9s comme \u00ab anti-\u00e2ge \u00bb ?<\/h2>\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-4fde06c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4fde06c\" 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-e1af751 elementor-widget elementor-widget-text-editor\" data-id=\"e1af751\" 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 compl\u00e9ments alimentaires destin\u00e9s \u00e0 la peau contiennent g\u00e9n\u00e9ralement des substances qui participent \u00e0 sa structure ou \u00e0 son fonctionnement, ou qui contribuent \u00e0 prot\u00e9ger les cellules contre le stress oxydatif.<br \/>Le collag\u00e8ne est une prot\u00e9ine essentielle du derme, et la vitamine C participe \u00e0 sa synth\u00e8se. Les vitamines C et E, les carot\u00e9no\u00efdes et certains polyph\u00e9nols ont des propri\u00e9t\u00e9s antioxydantes. D\u2019autres compl\u00e9ments contiennent de l\u2019acide hyaluronique, des acides gras ou une association de plusieurs nutriments.<br \/>Ces substances ont donc un r\u00f4le biologique dans la peau. Cela ne signifie toutefois pas que leur consommation sous forme de compl\u00e9ments alimentaires ralentit le vieillissement cutan\u00e9.<br \/>Pour d\u00e9montrer leur efficacit\u00e9, les \u00e9tudes doivent mettre en \u00e9vidence chez l\u2019\u00eatre humain une am\u00e9lioration mesurable, par exemple de l\u2019hydratation, de l\u2019\u00e9lasticit\u00e9 ou des rides. Pour de nombreux compl\u00e9ments pr\u00e9sent\u00e9s comme \u00ab anti-\u00e2ge \u00bb, les donn\u00e9es scientifiques restent limit\u00e9es.<\/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-217ff0a e-flex e-con-boxed e-con e-parent\" data-id=\"217ff0a\" 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-9207ec5 elementor-widget elementor-widget-text-editor\" data-id=\"9207ec5\" 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>Le collag\u00e8ne \u00e0 boire est-il efficace contre le vieillissement de la peau ?<\/h2>\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-d6f2435 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"d6f2435\" 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-f641e80 elementor-widget elementor-widget-text-editor\" data-id=\"f641e80\" 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\u2019efficacit\u00e9 du collag\u00e8ne oral sur le vieillissement cutan\u00e9 n\u2019est pas clairement d\u00e9montr\u00e9e. Certaines \u00e9tudes rapportent une am\u00e9lioration de l\u2019hydratation, de l\u2019\u00e9lasticit\u00e9 et des rides, mais les r\u00e9sultats d\u00e9pendent fortement de la qualit\u00e9 des \u00e9tudes analys\u00e9es.<br \/>Le collag\u00e8ne ing\u00e9r\u00e9 ne vient pas directement remplacer le collag\u00e8ne perdu dans la peau. Il est dig\u00e9r\u00e9 en peptides et en acides amin\u00e9s. Certains de ces peptides pourraient ensuite agir sur les fibroblastes et influencer la production de composants de la matrice extracellulaire.<br \/>Plusieurs essais cliniques ont rapport\u00e9 des r\u00e9sultats favorables. Une m\u00e9ta-analyse publi\u00e9e en 2023, portant sur 26 essais randomis\u00e9s, retrouvait notamment une am\u00e9lioration de l\u2019hydratation et de l\u2019\u00e9lasticit\u00e9 de la peau apr\u00e8s la prise de collag\u00e8ne hydrolys\u00e9.<br \/>Une analyse publi\u00e9e en 2025, portant sur 23 essais randomis\u00e9s et 1 474 participants, a toutefois nuanc\u00e9 ces r\u00e9sultats. Lorsque toutes les \u00e9tudes \u00e9taient regroup\u00e9es, le collag\u00e8ne semblait am\u00e9liorer l\u2019hydratation, l\u2019\u00e9lasticit\u00e9 et les rides. Lorsque seules les \u00e9tudes de meilleure qualit\u00e9 ou non financ\u00e9es par l\u2019industrie \u00e9taient analys\u00e9es, ces b\u00e9n\u00e9fices n\u2019\u00e9taient plus retrouv\u00e9s.<br \/>Les donn\u00e9es actuelles ne permettent donc pas d\u2019affirmer que la suppl\u00e9mentation en collag\u00e8ne ralentit r\u00e9ellement le vieillissement de la peau.<\/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-af4cf0f e-flex e-con-boxed e-con e-parent\" data-id=\"af4cf0f\" 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-0f66725 elementor-widget elementor-widget-text-editor\" data-id=\"0f66725\" 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>Les compl\u00e9ments de vitamine C peuvent-ils stimuler le collag\u00e8ne ?<\/h2>\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-df08ee1 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"df08ee1\" 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-a4c19e4 elementor-widget elementor-widget-text-editor\" data-id=\"a4c19e4\" 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 vitamine C est indispensable \u00e0 la production normale de collag\u00e8ne, mais une suppl\u00e9mentation en vitamine C ne stimule pas n\u00e9cessairement davantage sa production lorsque les apports sont d\u00e9j\u00e0 suffisants.<br \/>Une carence importante en vitamine C perturbe la synth\u00e8se du collag\u00e8ne et la cicatrisation. Corriger cette carence permet donc de r\u00e9tablir un fonctionnement normal. Chez une personne qui consomme suffisamment de vitamine C, il n\u2019est toutefois pas d\u00e9montr\u00e9 qu\u2019une suppl\u00e9mentation suppl\u00e9mentaire ralentisse le vieillissement de la peau.<br \/>Les besoins en vitamine C peuvent g\u00e9n\u00e9ralement \u00eatre couverts par une alimentation \u00e9quilibr\u00e9e, notamment par la consommation de fruits et de l\u00e9gumes.<br \/>Il faut donc distinguer la correction d\u2019une carence, qui est m\u00e9dicalement justifi\u00e9e, de la prise syst\u00e9matique de vitamine C dans un objectif anti-\u00e2ge. L\u2019American Academy of Dermatology recommande aux adultes en bonne sant\u00e9 de privil\u00e9gier l\u2019alimentation pour couvrir leurs besoins en vitamines et min\u00e9raux.<\/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-eb338eb e-flex e-con-boxed e-con e-parent\" data-id=\"eb338eb\" 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-7205ad9 elementor-widget elementor-widget-text-editor\" data-id=\"7205ad9\" 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>Les antioxydants peuvent-ils prot\u00e9ger la peau du vieillissement ?<\/h2>\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-4dd4141 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4dd4141\" 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-9b57481 elementor-widget elementor-widget-text-editor\" data-id=\"9b57481\" 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>Certains antioxydants peuvent contribuer \u00e0 prot\u00e9ger les cellules contre le stress oxydatif impliqu\u00e9 dans le vieillissement cutan\u00e9. Leur efficacit\u00e9 sous forme de compl\u00e9ments alimentaires reste toutefois variable et n\u2019est pas d\u00e9montr\u00e9e pour toutes les substances.<br \/>Les ultraviolets, la pollution et le tabac favorisent la production d\u2019esp\u00e8ces r\u00e9actives de l\u2019oxyg\u00e8ne. Lorsqu\u2019elles sont produites en exc\u00e8s, elles peuvent endommager les lipides, les prot\u00e9ines et l\u2019ADN des cellules et contribuer \u00e0 la d\u00e9gradation du collag\u00e8ne.<br \/>Les vitamines C et E, les carot\u00e9no\u00efdes et diff\u00e9rents polyph\u00e9nols ont donc \u00e9t\u00e9 \u00e9tudi\u00e9s pour leurs propri\u00e9t\u00e9s antioxydantes et leur \u00e9ventuel int\u00e9r\u00eat dans la pr\u00e9vention du vieillissement cutan\u00e9.<br \/>Une m\u00e9ta-analyse publi\u00e9e en 2025 sur les compl\u00e9ments destin\u00e9s au photovieillissement a retrouv\u00e9 certains r\u00e9sultats favorables avec les flavanols et d\u2019autres polyph\u00e9nols. Les r\u00e9sultats n\u2019\u00e9taient toutefois pas significatifs pour plusieurs autres substances \u00e9tudi\u00e9es, notamment l\u2019acide hyaluronique oral, le lycop\u00e8ne et les carot\u00e9no\u00efdes sur les crit\u00e8res analys\u00e9s. Les auteurs soulignent \u00e9galement que le nombre d\u2019\u00e9tudes reste limit\u00e9 pour de nombreux compl\u00e9ments.<br \/>La pr\u00e9sence d\u2019antioxydants dans un compl\u00e9ment alimentaire ne suffit donc pas \u00e0 d\u00e9montrer son efficacit\u00e9 pour pr\u00e9venir ou ralentir le vieillissement de la peau.<\/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-b2acfbf e-flex e-con-boxed e-con e-parent\" data-id=\"b2acfbf\" 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-279cccb elementor-widget elementor-widget-text-editor\" data-id=\"279cccb\" 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>Les compl\u00e9ments d\u2019acide hyaluronique am\u00e9liorent-ils l\u2019hydratation de la peau ?<\/h2>\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-6a05600 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6a05600\" 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-e2cd43a elementor-widget elementor-widget-text-editor\" data-id=\"e2cd43a\" 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<div class=\"qMYqUG_convSearchResultHighlightRoot\"><div class=\"\" data-turn-id-container=\"request-6a97d502-1734-83eb-a640-c34b207cc8f7-43\" data-is-intersecting=\"true\"><section class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a97d502-1734-83eb-a640-c34b207cc8f7-43\" data-turn-id-container=\"request-6a97d502-1734-83eb-a640-c34b207cc8f7-43\" data-testid=\"conversation-turn-98\" data-turn=\"assistant\"><div class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"><div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" data-conversation-screenshot-content=\"\"><div class=\"flex max-w-full flex-col gap-4 [&amp;&gt;div:has([data-free-thinking-preview-answer=true])+:is(.text-message,.relative:has(&gt;.text-message))]:-mt-2 grow\"><div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"aa4cb706-2ac3-4efb-a4c2-c926b65f2dd4\" data-message-model-slug=\"gpt-5-6\" data-turn-start-message=\"true\"><div class=\"flex w-full flex-col gap-1 empty:hidden\"><div class=\"fbskMG_root LR5Y_W_content markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"><p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"82\" data-end=\"1186\" data-is-last-node=\"\" data-is-only-node=\"\">L\u2019efficacit\u00e9 de l\u2019acide hyaluronique oral sur l\u2019hydratation de la peau n\u2019est pas clairement d\u00e9montr\u00e9e. Quelques \u00e9tudes rapportent des r\u00e9sultats favorables, mais les donn\u00e9es restent insuffisantes pour recommander cette suppl\u00e9mentation comme mesure de r\u00e9f\u00e9rence contre le vieillissement cutan\u00e9.<br \/>L\u2019acide hyaluronique est naturellement pr\u00e9sent dans la peau et poss\u00e8de une forte capacit\u00e9 \u00e0 retenir l\u2019eau. Sa quantit\u00e9 et sa r\u00e9partition se modifient avec l\u2019\u00e2ge, mais cela ne signifie pas que l\u2019acide hyaluronique consomm\u00e9 par voie orale augmente directement la quantit\u00e9 pr\u00e9sente dans la peau.<br \/>Plusieurs essais ont \u00e9tudi\u00e9 la suppl\u00e9mentation orale, avec des doses, des protocoles et des crit\u00e8res d\u2019\u00e9valuation diff\u00e9rents. Une m\u00e9ta-analyse publi\u00e9e en 2025 sur les compl\u00e9ments alimentaires et le photovieillissement n\u2019a pas retrouv\u00e9 de b\u00e9n\u00e9fice significatif de l\u2019acide hyaluronique oral sur les principaux crit\u00e8res \u00e9tudi\u00e9s.<br \/>L\u2019acide hyaluronique oral ne doit pas \u00eatre confondu avec les Skinboosters. Ces derniers sont inject\u00e9s directement dans la peau et correspondent \u00e0 un mode d\u2019administration totalement diff\u00e9rent.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/section><\/div><\/div>\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-20b215c e-flex e-con-boxed e-con e-parent\" data-id=\"20b215c\" 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-2ddf38a elementor-widget elementor-widget-text-editor\" data-id=\"2ddf38a\" 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>Les compl\u00e9ments alimentaires sont-ils utiles en cas de carence ?<\/h2>\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-ab65077 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"ab65077\" 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-8e68397 elementor-widget elementor-widget-text-editor\" data-id=\"8e68397\" 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>Oui. Une suppl\u00e9mentation est pertinente lorsqu\u2019une carence ou un apport insuffisant a \u00e9t\u00e9 identifi\u00e9.<br \/>Les vitamines, les min\u00e9raux, les prot\u00e9ines et les acides gras sont n\u00e9cessaires au fonctionnement normal de la peau. Une carence peut entra\u00eener des modifications cutan\u00e9es, capillaires ou ungu\u00e9ales.<br \/>Dans cette situation, le compl\u00e9ment vise \u00e0 restaurer un apport normal. Il ne s\u2019agit pas \u00e0 proprement parler d\u2019un traitement anti-\u00e2ge.<br \/>Chez une personne en bonne sant\u00e9 dont l\u2019alimentation couvre les besoins nutritionnels, prendre syst\u00e9matiquement des vitamines ou des min\u00e9raux suppl\u00e9mentaires n\u2019apporte pas n\u00e9cessairement de b\u00e9n\u00e9fice pour la peau. L\u2019American Academy of Dermatology recommande donc de privil\u00e9gier une alimentation \u00e9quilibr\u00e9e et de r\u00e9server la suppl\u00e9mentation aux situations o\u00f9 elle est r\u00e9ellement n\u00e9cessaire.<\/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-cc69be1 e-flex e-con-boxed e-con e-parent\" data-id=\"cc69be1\" 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-09db87b elementor-widget elementor-widget-text-editor\" data-id=\"09db87b\" 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>Peut-on prendre plusieurs compl\u00e9ments alimentaires anti-\u00e2ge en m\u00eame temps ?<\/h2>\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-3efb289 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3efb289\" 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-558d738 elementor-widget elementor-widget-text-editor\" data-id=\"558d738\" 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>Prendre plusieurs compl\u00e9ments alimentaires anti-\u00e2ge en m\u00eame temps n\u2019augmente pas n\u00e9cessairement leur efficacit\u00e9 et peut entra\u00eener des apports excessifs ou des interactions.<br \/>Les compl\u00e9ments alimentaires peuvent provoquer des effets ind\u00e9sirables. \u00c0 doses \u00e9lev\u00e9es, certains micronutriments peuvent devenir toxiques, et certains compl\u00e9ments peuvent \u00e9galement interagir avec des m\u00e9dicaments.<br \/>La biotine en est un exemple : une suppl\u00e9mentation importante peut fausser les r\u00e9sultats de certaines analyses biologiques, notamment certains dosages hormonaux. L\u2019American Academy of Dermatology rappelle \u00e9galement que les compl\u00e9ments destin\u00e9s \u00e0 la peau, aux cheveux et aux ongles peuvent avoir des effets ind\u00e9sirables ou interagir avec certains traitements.<br \/>Un compl\u00e9ment alimentaire ne doit donc pas \u00eatre consid\u00e9r\u00e9 comme sans risque simplement parce qu\u2019il est disponible sans ordonnance ou pr\u00e9sent\u00e9 comme naturel.<\/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-d897814 e-flex e-con-boxed e-con e-parent\" data-id=\"d897814\" 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-4debab7 elementor-widget elementor-widget-text-editor\" data-id=\"4debab7\" 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>Les compl\u00e9ments alimentaires peuvent-ils remplacer une alimentation \u00e9quilibr\u00e9e ?<\/h2>\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-5884fe8 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5884fe8\" 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-dc24296 elementor-widget elementor-widget-text-editor\" data-id=\"dc24296\" 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>Non. Les compl\u00e9ments alimentaires peuvent apporter certains nutriments, mais ils ne remplacent pas la diversit\u00e9 nutritionnelle d\u2019une alimentation \u00e9quilibr\u00e9e.<br \/>Les fruits, les l\u00e9gumes, les l\u00e9gumineuses, les c\u00e9r\u00e9ales compl\u00e8tes, les noix et les graines apportent simultan\u00e9ment des prot\u00e9ines, des acides gras essentiels, des vitamines, des min\u00e9raux et des antioxydants. Un compl\u00e9ment alimentaire contient seulement une ou plusieurs substances s\u00e9lectionn\u00e9es et ne reproduit pas cette diversit\u00e9.<br \/>Les \u00e9tudes sur les compl\u00e9ments alimentaires \u00e9valuent g\u00e9n\u00e9ralement une substance ou une association de substances pendant une p\u00e9riode limit\u00e9e. Leurs r\u00e9sultats ne permettent donc pas de conclure qu\u2019une suppl\u00e9mentation produit les m\u00eames effets qu\u2019une alimentation \u00e9quilibr\u00e9e suivie quotidiennement sur le long terme.<br \/>Chez l\u2019adulte en bonne sant\u00e9, l\u2019alimentation reste la principale source de nutriments. Les compl\u00e9ments alimentaires peuvent r\u00e9pondre \u00e0 un besoin sp\u00e9cifique, mais ne se substituent pas \u00e0 une alimentation \u00e9quilibr\u00e9e.<\/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-a99b60b e-flex e-con-boxed e-con e-parent\" data-id=\"a99b60b\" 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-9b59df5 elementor-widget elementor-widget-text-editor\" data-id=\"9b59df5\" 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>Les compl\u00e9ments alimentaires sont-ils plus importants que la protection solaire ?<\/h2>\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-51a6733 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"51a6733\" 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-917d1dc elementor-widget elementor-widget-text-editor\" data-id=\"917d1dc\" 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>Non. La protection solaire est beaucoup plus importante que les compl\u00e9ments alimentaires pour pr\u00e9venir le vieillissement cutan\u00e9 pr\u00e9matur\u00e9.<br \/>Les ultraviolets sont l\u2019un des principaux facteurs responsables du vieillissement de la peau. Ils favorisent la d\u00e9gradation du collag\u00e8ne et des fibres \u00e9lastiques, les modifications de la pigmentation et les alt\u00e9rations de l\u2019ADN des cellules.<br \/>Aucun compl\u00e9ment alimentaire ne permet de compenser les effets d\u2019expositions r\u00e9p\u00e9t\u00e9es aux ultraviolets. M\u00eame les substances \u00e9tudi\u00e9es pour leurs propri\u00e9t\u00e9s antioxydantes ou photoprotectrices ne remplacent pas une protection solaire adapt\u00e9e.<br \/>La pr\u00e9vention du vieillissement cutan\u00e9 repose donc en priorit\u00e9 sur la photoprotection, l\u2019absence de tabac et une alimentation \u00e9quilibr\u00e9e.<\/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-d937ac9 e-flex e-con-boxed e-con e-parent\" data-id=\"d937ac9\" 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-7dd7217 elementor-widget elementor-widget-text-editor\" data-id=\"7dd7217\" 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>Quelle place donner aux compl\u00e9ments alimentaires dans la pr\u00e9vention du vieillissement cutan\u00e9 ?<\/h2>\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-5f64894 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5f64894\" 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-6351263 elementor-widget elementor-widget-text-editor\" data-id=\"6351263\" 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 compl\u00e9ments alimentaires peuvent avoir un int\u00e9r\u00eat dans certaines situations, mais ils ne constituent pas une mesure essentielle pour pr\u00e9venir le vieillissement de la peau.<br \/>Une suppl\u00e9mentation est surtout pertinente lorsqu\u2019elle corrige une carence ou un apport nutritionnel insuffisant. Pour les compl\u00e9ments sp\u00e9cifiquement propos\u00e9s contre le vieillissement cutan\u00e9, les preuves d\u2019efficacit\u00e9 sont plus variables. Le collag\u00e8ne oral est l\u2019un des plus \u00e9tudi\u00e9s, mais ses b\u00e9n\u00e9fices restent discut\u00e9s en raison de la qualit\u00e9 variable des \u00e9tudes et de l\u2019influence possible de leur financement.<br \/>La pr\u00e9vention repose en priorit\u00e9 sur des mesures dont l\u2019int\u00e9r\u00eat est mieux \u00e9tabli : protection solaire, absence de tabac, alimentation \u00e9quilibr\u00e9e et soins adapt\u00e9s \u00e0 la peau.<br \/>Lorsque des signes de vieillissement sont d\u00e9j\u00e0 pr\u00e9sents, certains traitements de m\u00e9decine esth\u00e9tique peuvent cibler des modifications pr\u00e9cises. Les Skinboosters agissent principalement sur l\u2019hydratation et la qualit\u00e9 de la peau, les lasers de photorajeunissement sur certains signes li\u00e9s aux expositions solaires r\u00e9p\u00e9t\u00e9es, les Mesopeels sur la texture et certaines irr\u00e9gularit\u00e9s superficielles, et Sculptra stimule progressivement la production de collag\u00e8ne.<br \/>Les compl\u00e9ments alimentaires occupent donc une place secondaire dans la pr\u00e9vention du vieillissement cutan\u00e9 et ne permettent pas, \u00e0 eux seuls, d\u2019emp\u00eacher le 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-60c32e2 e-flex e-con-boxed e-con e-parent\" data-id=\"60c32e2\" 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-7ec18c4 e-con-full e-flex e-con e-child\" data-id=\"7ec18c4\" 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-0dffac8 e-con-full e-flex e-con e-child\" data-id=\"0dffac8\" 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-2fa18ab e-con-full e-flex e-con e-child\" data-id=\"2fa18ab\" 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-5acaaec e-con-full e-flex e-con e-child\" data-id=\"5acaaec\" 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-0943cfa elementor-widget elementor-widget-image\" data-id=\"0943cfa\" 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=\"150\" height=\"150\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-150x150.webp\" class=\"attachment-thumbnail size-thumbnail wp-image-13266\" alt=\"Photo docteur Valeria Romano \u00e0 Gen\u00e8ve\" \/>\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-178bfc0 elementor-widget elementor-widget-text-editor\" data-id=\"178bfc0\" 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-e9e2ba9 e-con-full e-flex e-con e-child\" data-id=\"e9e2ba9\" 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-d2e1f7b elementor-widget elementor-widget-text-editor\" data-id=\"d2e1f7b\" 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-9f96833 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=\"9f96833\" 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-ade3a71 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=\"ade3a71\" 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>Can dietary supplements slow skin aging ? Collagen, vitamins and antioxidants are often recommended for the skin. Discover what studies show about their effectiveness, limitations and actual benefits.<\/p>","protected":false},"author":2,"featured_media":10614,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-77340","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Compl\u00e9ments alimentaires et ralentissement du vieillissement cutan\u00e9 - Dr Romano<\/title>\n<meta name=\"description\" content=\"Les compl\u00e9ments alimentaires peuvent-ils ralentir le vieillissement cutan\u00e9 ? Collag\u00e8ne, vitamines et antioxydants sont souvent propos\u00e9s pour la peau. D\u00e9couvrez ce que montrent les \u00e9tudes sur leur efficacit\u00e9, leurs limites et leur int\u00e9r\u00eat r\u00e9el.\" \/>\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\/dietary-supplements-slowing-skin-aging\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Compl\u00e9ments alimentaires et ralentissement du vieillissement cutan\u00e9 - Dr Romano\" \/>\n<meta property=\"og:description\" content=\"Les compl\u00e9ments alimentaires peuvent-ils ralentir le vieillissement cutan\u00e9 ? Collag\u00e8ne, vitamines et antioxydants sont souvent propos\u00e9s pour la peau. 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