Nicotinamide, a derivative of vitamin B3, is an amide compound of nicotinic acid. It is also a popular ingredient in skin care products in recent years. Nicotinamide applied to skin care products, can play an anti-aging role, slow down the skin in the process of aging yellowing, and dull, nicotinamide has an excellent skin whitening effect, can also fade melanin and acne marks, repair damaged skin cuticle lipid barrier, improve skin resistance. In addition, nicotinamide also has a good hydrating effect, which can maintain the moisture content of the skin.
How do you use nicotinamide? The method is very simple, we wash the face after applying directly on the face can be, can also be used after using toner, with cream or lotion to further lock in moisture.
It is necessary to do an allergy test before using nicotinamide. Nicotinic acid in nicotinamide can be irritating. It is recommended that sensitive skin be tested for allergy before using nicotinamide. For the first time, nicotinamide should be used in small doses to establish skin tolerance, and then gradually increase the dose to normal after skin acclimation.