Nicotinamide, also known as nicotinamide, is an amide compound of niacin. It is a white crystalline powder, odorless or almost odorless, with a bitter taste, soluble in water, ethanol and glycerin. Nicotinamide is not a strange ingredient for people who take care of their skin on a daily basis. It is found in many skin care products, such as body creams, lotions, essences, face cleansers, shampoos and other products.
Nicotinamide whitens the skin by helping to speed up metabolism and exfoliation of the keratin, which contains melanocytes. Nicotinamide has a small molecular weight and can be absorbed directly by epidermal cells to stimulate the vitality of some weakened cells, promote collagen synthesis and prevent excessive deposition of melanin, thus playing a whitening role.
Nicotinamide has anti-aging effect, it can promote the synthesis of epidermal protein, enhance the skin defense ability, increase skin moisture content, reduce facial skin wrinkles, dark yellow, pigmentation skin problems, therefore, nicotinamide often appears in some anti-aging skin care products.
Nicotinamide has the function of controlling oil and closing pores. When the content of nicotinamide in skin care products reaches 2%, it can reduce the production of fatty acids and triglycerides in the sebum secreted by the skin, so as to achieve the effect of controlling oil secretion, reduce oil, so as to avoid sebum clog pores, and also help to shrink pores after oil control.
Nicotinamide has anti-glycosylation effect, protein glycosylation after the yellow it can play a desalting effect, that is, the dark yellow skin has an obvious effect.
