Cosmetic grade nicotinamide is a small molecule component that can be directly absorbed by cells, playing a very key role in maintaining energy balance, restoring cell energy, accelerating collagen synthesis and other physiological functions of the skin. Through cosmetic grade nicotinamide, the skin will reduce the transition of melanin due to low oil and thin cuticle.
Cosmetic grade nicotinamide can inhibit melanin generation, also can act on already produced melanin, can effectively inhibit about 35%~40% melanin cell transfer to keratinocytes, thus reducing already produced melanin.
Skincare products containing cosmetic grade nicotinamide, especially those that show whitening efficacy, can indeed brighten skin tone and fade stains after a period of use. This is the role of cosmetic grade nicotinamide or other ingredients with whitening and whitening efficacy.