Nicotinamide, also known as vitamin B3 and vitamin PP, is a kind of almost colorless and tasteless white crystal or crystalline powder, soluble in water, ethanol, slightly soluble in ether, and chloroform. As one of the B vitamins, nicotinamide has been well-known in the medical and cosmetic fields for its anti-aging effects.
Our understanding of the effect of nicotinamide, from nutrition to the treatment of acne, to the auxiliary sun protection and anti-aging, to anti-wrinkle and yellow, barrier repair, and then to in-depth gene beauty, step by step in-depth understanding of the role of nicotinamide, favored by skin care products, cosmetics industry. In any case, the added content of nicotinamide in skin care products and cosmetics has been kept below 5%. Because nicotinamide itself is irritating, it is necessary to test the skin in the process of use. There is a slight allergy phenomenon that requires the skin to establish a tolerance to nicotinamide to use normally.
Nicotinamide is a synthetic component of the human body, its concentration does not directly affect the actual skincare effect, and the adaptability of the skin to different concentrations of nicotinamide is limited, and phased. Consumers should pay attention to the degree of irritation of skin care products containing nicotinamide in the process of use. Although the cost of nicotinamide is not high, the added amount is not higher the better, the more the added amount, the more irritating to the skin, but can not play an effective role in skincare.