What skincare effect of the product often add nicotinamide?

Nicotinamide is a kind of active substance, for skin whitening, and moisturizing and has a good effect, therefore, a lot of products are widely used with the same effect that protects the skin, the application of nicotinamide in the skin care industry is very broad, as functional active ingredients, there are a lot of skincare products to add use nicotinamide, such as toner, lotion, cream, cream, shower gel, body lotion, etc.

Nicotinamide, when used as a whitening ingredient, has been shown to have some effect on UV-induced melasma and pigmentation at concentrations of 2% to 5%.

The use of 5% nicotinamide can reduce the wrinkles, erythema, yellowing, and pigmentation of aging facial skin. Therefore, the addition of nicotinamide in some anti-aging skin care products may be related to the fact that nicotinamide helps stimulate collagen production.

Topical nicotinamide increased the level of free fatty acid and amide in the skin, stimulates the skin microcirculation, prevents loss of skin moisture, it also increased protein synthesis (e.g., keratin), increase the intracellular level of NADPH, and accelerates the cutin cell differentiation, in addition, it can relieve skin irritation caused by the surfactant or solvent.

The ability of nicotinamide to improve skin barrier function means that nicotinamide has the ability to moisturize, and studies have shown that topical application of 2% nicotinamide is more effective than vaseline in reducing skin moisture loss and increasing hydration.

The topical application of 2% nicotinamide can reduce the production of fatty acids and triglycerides in sebum, which has the effect of controlling oil secretion. The reduction of oil secretion will also help to narrow skin pores.

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