Nicotinamide can also be called vitamin B3, soluble in water, has good stability, light is not easy to decompose, nicotinamide molecules are relatively small, it can pass through the cuticle deep into the skin, and is a multifunctional active ingredient.
Nicotinamide has excellent moisture retention. According to research, 2% nicotinamide can increase the content of free fatty acids and ceramides in the skin, stimulate dermal microcirculation, effectively prevent skin moisture loss, moisturizing effect more obvious than petroleum jelly.
A 2% low concentration of nicotinamide can also reduce the production of fatty acids and triglycerides, and play a role in controlling oil secretion, showing excellent oil control and pore contraction effect.
It is known that 4% nicotinamide gel can effectively treat acne vulgaris, the effect is equivalent to 1% clindamycin gel, and long-term use can achieve the effect of acne.
Nicotinamide interferes with cell signaling channels between diagonalized cells and melanocytes, thereby reducing melanin production. At the same time, nicotinamide can act on the melanin already produced, reducing its transfer to surface cells, thus achieving whitening effects.
In addition, a 2% ~ 5% concentration of nicotinamide is currently used in skin care products added amount, due to the treatment of ultraviolet caused by melasma and spots have a certain effect.
Nicotinamide has an antioxidant effect. 5% nicotinamide can reduce wrinkles, erythema, spots, and other skin symptoms that are prone to aging, stimulate the synthesis of collagen, effectively delay aging and restore good skin condition.
