Wrinkle filling by injection of hyaluronic acid

What is hyaluronic acid and how does it work on wrinkles?

The hyaluronic acid est devenu un incontournable dans le domaine de la médecine esthétique et des soins de la skin. De nombreux patients se tournent vers ce composant naturel pour lutter contre les signes du vieillissement, en particulier les wrinkles. But what exactly is hyaluronic acid, and how does it work on the skin to reduce wrinkles? This article explores everything you need to know about this miracle of modern cosmetics.

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Hyaluronic acid

Hyaluronic acid (HA) is a substance naturally present in our bodies. It is a glycosaminoglycan, a long chain of polysaccharides (sugars) found mainly in the skin, eyes and joints. It plays an essential role in skin hydration and joint lubrication.

One of its main characteristics is its ability to retain water - up to 1000 times its weight! This property makes it a key element in keeping skin hydrated, elastic and firm. As we age, the concentration of hyaluronic acid in our skin decreases, contributing to the formation of wrinkles and loss of facial volume.

The different types of hyaluronic acid

There are several types of hyaluronic acid, distinguished by their molecular weight.

  • High molecular weight hyaluronic acid : it remains on the skin's surface, creating a protective film that helps maintain hydration. This is the type often found in moisturising serums and creams.
  • Low molecular weight hyaluronic acid This type penetrates deeper into the skin and can stimulate collagen production, boosting the skin's elasticity and firmness.
  • Cross-linked hyaluronic acid : utilisé principalement dans les injections de comblement dermique, ce type d’acide hyaluronique est modifié chimiquement pour durer plus longtemps dans les tissus.

Each of these types of hyaluronic acid has specific applications depending on the skin's needs and treatment objectives.

How does hyaluronic acid work on wrinkles?

L’acide hyaluronique est largement utilisé dans les traitements anti-âge pour ses effets hydratants et volumateurs. Voici comment il agit pour atténuer les rides :

  • Hydration and water retention: by attracting and retaining water, hyaluronic acid keeps skin well hydrated, immediately improving its appearance. Well-hydrated skin is smoother and more supple, and fine lines caused by dehydration are reduced.
  • Volume and firmness: hyaluronic acid injections can fill in wrinkles and restore volume lost with age. When hyaluronic acid is injected into the skin, it acts like a 'cushion' to support facial structures and smooth out hollows or wrinkles.
  • Stimulation of collagen synthesis: studies show that hyaluronic acid can also stimulate collagen production. Collagen is an essential protein for skin firmness and elasticity. With age, collagen production declines, but the use of hyaluronic acid can help reverse this process.

The different types of wrinkle treated with hyaluronic acid

Hyaluronic acid is effective against several types of wrinkle.

  • Static wrinkles Wrinkles: caused by the loss of collagen, elastin and hyaluronic acid, these wrinkles are visible even when the face is at rest. Hyaluronic acid injections fill these wrinkles. Examples include nasolabial fold, marionette lines, lip wrinkles.
  • Dynamic wrinkles These wrinkles appear with repetitive movements of the facial muscles, such as smiling or frowning. Although Botox is often used for these types of wrinkles, hyaluronic acid can also be used as a complement in certain indications. These include forehead wrinkles, crow's feet wrinkles and frown lines.
  • Dehydration wrinkles These small, superficial lines appear when the skin lacks moisture. The injection of a specific hyaluronic acid, the Skinbooster , les réduit en améliorant le taux d’hydratation de la peau. Un vrai radiance boost.

All the benefits of hyaluronic acid

As well as its effect on wrinkles, hyaluronic acid has a number of other benefits for the skin.

  • Amélioration de l’élasticité de la peau : en stimulant la production de collagène et d’élastine, l’acide hyaluronique améliore l’élasticité de la peau, la rendant plus ferme et plus résistante aux agressions extérieures.
  • Faster healing: hyaluronic acid promotes the healing of wounds and skin inflammation by regulating inflammation and speeding up tissue repair.
  • Protection against free radicals: hyaluronic acid also has antioxidant properties, which help protect the skin against damage caused by free radicals, such as those caused by exposure to UV rays and pollution.

Applications of hyaluronic acid

There are several ways of using hyaluronic acid to treat wrinkles.

  • Filler injections: this is the most commonly used method for treating deep wrinkles and restoring facial volume. Hyaluronic acid injections are carried out by a doctor, who chooses the type of product and technique to suit the patient's needs.
  • Injections pour l’enhancement and face contouring.
  • Injections pour le corps, il s’agit des injections de Hyacorp.
  • Serums and creams: topical products containing hyaluronic acid are ideal for hydrating the skin's surface. They can be used in addition to injections.
  • Masks and patches: these products contain high concentrations of hyaluronic acid and are used for intense and immediate surface moisturisation.

Who is hyaluronic acid intended for?

Hyaluronic acid is suitable for almost all skin types, and is particularly suited to people who want to combat the signs of ageing, such as wrinkles, loss of firmness and lack of hydration. It is also suitable for those looking for a natural, non-invasive solution to improve the appearance of their skin.

However, it is essential to consult a qualified doctor before considering hyaluronic acid injections. He or she will be able to assess the patient's specific needs and recommend the most appropriate treatment.

Results and maintenance of hyaluronic acid treatments

The results of hyaluronic acid injections are visible immediately after treatment and are optimal three weeks later. The duration of the effects depends on a number of factors, such as the type of product used, the area treated and the patient's metabolism.

In general, the effects can last between 6 and 18 months. Regular maintenance sessions are recommended to maintain results.

Why choose hyaluronic acid?

In conclusion, hyaluronic acid is an effective and safe option for treating wrinkles and restoring the skin's youthful appearance. Its ability to hydrate, fill and stimulate collagen production makes it an essential ally in the fight against skin ageing. Whether through injections, serums or topical treatments, hyaluronic acid meets the specific needs of each patient.

For those considering injections, it is essential to consult an experienced doctor for personalised advice and the best possible results.

Photo of doctor Valeria Romano in Geneva

Article written by Dr Romano Valeria

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