Cosmetic grade nicotinamide is specially used in the cosmetic industry. It belongs to the B vitamin group and can play the role of whitening, maintenance and anti-aging. Because cosmetic grade nicotinamide activates the cyclic 3, 5-nucleotide phosphodiesterase, a substance that breaks down the 3, 5-cyclic adenosine from melanocyte hormones and yields adenine-5-monophosphate, it reduces melanin production and whitens skin.
Cosmetic grade nicotinamide is suitable for most people’s skin, a small number of people because of its concentration, their skin and other reasons, and the phenomenon of inadaptability, such as skin tingling, redness, peeling and other phenomena, if this happens, then it is necessary to stop using immediately. It is recommended that when choosing cosmetics containing cosmetic grade nicotinamide, skin test can be carried out first, and normal use can be carried out in the absence of abnormalities.