You like to take care of your skin You use vitamin-rich cosmetics that boast certain virtues What is it actually The point in this article!le!
VITAMINS IN AESTHETIC PRODUCTS: REAL VIRTUES?
Vitamin ARetinoids are a family of compounds derived from vitamin A. It is mainly for their effects in the treatment of acne and photoaging (premature aging of the skin caused by UV rays) that experts have become interested in these compounds. Topical application of retinoids may prevent damage caused by ultraviolet rays and improve the appearance of fine wrinkles, smoothness and hyperpigmentation of the skin. However, in some people, the application of cosmetics with retinoids can cause adverse skin reactions. It is often enough to adjust the dose and/or the frequency to reduce or even eliminate the undesirable effects. As we do not yet know very well the duration of the effects of retinoids on the skin, the long-term application is recommended to maintain improvements.
Vitamin D is obtained mainly through exposure to sunlight. In terms of its application to the skin, some studiesin vitro and carried out on rodents demonstrate that the active form of vitamin D (calciferol) has photoprotective effects. In humans, studies indicate that topical use of calcitriol is safe and may be an effective treatment for psoriasis.
Vitamin EVitamin E is an antioxidant naturally present in the sebum of the skin. Its main role is to prevent damage caused by UV rays and other free radicals. When applied to the skin, vitamin E generally increases skin photoprotection and products using it in combination with vitamin C seem even more effective. Finally, topical vitamin E may also have anti-inflammatory action, but more studies are needed.
Vitamin CVitamin C, or ascorbic acid, has antioxidant properties and is necessary for proper wound healing. It also plays a role in the synthesis of collagen, a protein present in the skin. This vitamin can be delivered to the skin via topical application. However, its absorption varies depending on various factors, such as the pH of the product and the concentration of vitamin C. In addition, exposure to air, heat and/or light can contribute to its degradation over time. time. Different studies suggest that applying vitamin C to the skin may have protective effects against UV rays and help reduce sun damage and wrinkles. Finally, vitamin C appears to be more effective when used in combination with other micronutrients, especially vitamin E.
Vitamin F is the term sometimes used to refer to the essential fatty acids linolenic acid (omega-3) and linoleic acid (omega-6). These fatty acids play an important role in the function and appearance of the skin and also reduce the inflammatory response of the skin. Applying them topically is an effective way to deliver essential fatty acids to the skin.. There are also reports that applying omega-3s to the skin may lessen the effects of UV rays.
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