Views:0 Author:Site Editor Publish Time: 2021-08-25 Origin:Site
Resveratrol is a widespread nature of polyphenol compounds, in 1940, the Japanese in the plant for the first time discovered in the roots of white hellebore resveratrol, in the 1870 s, for the first time found that the existence of resveratrol in grape skin, it can be in the form of free of trans and exist in plants, all has biological activity such as antioxidant, The biological activity of trans isomer is higher than that of cis.
Resveratrol is widely found in nature, such as grapes, cuspidum cuspidatum, peanuts, mulberries and other plants. It is the main raw material of medicine, chemical industry, health care products and cosmetics industry. In terms of cosmetic application, resveratrol has the characteristics of whitening and freckling, anti-aging, and can improve chloasma, reduce wrinkles and other skin problems.
Resveratrol can be used as a skin whitener by inhibiting the activity of tyrosinase. Animal studies and clinical trials have shown that 1% of resveratrol reduces pigmentation caused by ULTRAVIOLET light. It also fights photoaging by inhibiting the synthesis of melanin, which leads to whiter skin and less melasma.
Resveratrol has antioxidant properties and can delay the skin photoaging process by reducing the expression of AP-1 and NF-KB factors, so as to protect cells from oxidative damage caused by free radicals and ULTRAVIOLET radiation . Studies have shown that resveratrol applied topically to the skin can protect against UV damage and help reduce collagen loss and skin aging symptoms.