The role and effect of nicotinamide are very wide, can be said to be the skin maintenance industry carries the handle!
The whitening effect of nicotinamide is well known. It not only reduces the production of melanin by interfering with the signaling channels between melanocytes but also acts on the melanin already produced, reducing the transfer of the melanin already produced to the surface cells. When the concentration of nicotinamide is 2%~5%, it can alleviate the situation of melasma and pigmentation.
Nicotinamide also improves the skin barrier, provides levels of free fatty acids and ceramides in the skin, stimulates microcirculation in the dermis, and reduces water loss in the skin.
Nicotinamide also has a good effect on controlling skin oil secretion and narrowing pores. By topical application of nicotinamide, the production of fatty acids and triglycerides can be reduced, thus acting as an oil control effect, reducing the secretion of oil will also ease the size of pores.
In the face of common skin problems, almost nicotinamide can play a role. Nicotinamide has a relatively low cost and strong function. It is a kind of substance that is considered universal skincare ingredient.