Introduction of Niacinamide :
As a skin whitening enthusiast, everyone is familiar with the ingredients of Niacinamide. We almost have it in many cosmetic whitening sciences. The scientific explanation for the whitening mechanism of niacinamide is that niacinamide can inhibit The transport of melanin from melanocytes to keratinocytes. So what is the whitening effect of niacinamide?
What Is Niacinamide?
Niacinamide is a water-soluble vitamin belonging to the B vitamins. Niacinamide was first used to treat skin diseases. It was used to treat niacin deficiency, acne, dermatitis, etc. In recent years, it is commonly used in cosmetics for skin whitening. treatment.
Can Niacinamide Whiten The Skin?
The principle of skin darkening can be divided into two parts: 1. The production of melanin 2. The transportation of melanin. Melanocytes need tyrosinase to produce melanin. Some whitening ingredients prevent it from producing melanin by inhibiting tyrosinase, such as kojic acid, while nicotinamide intercepts melanin during transportation and normally catabolizes melanin. The skin turns white.
Why Does Some People Use Niacinamide Without Whitening Effect?
Generally speaking, niacinamide has a good whitening effect at a concentration of 2%-3%. The whitening effect is not obvious at a concentration below 2%, but it is not that the higher the concentration, the better the whitening effect, and within the appropriate range Add it to give full play to the best state of nicotinamide.
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