Niacinamide (Vitamin B3)

Niacinamide (Nicotinamide, Vitamin B3) is a high purity, water-soluble cosmetic vitamin active, extensively utilized in brightening, barrier-support, and anti-ageing skin care formulations as a gold-standard multifunctional active, engineered to inhibit melanosome transfer for enhanced skin tone evenness, stimulate ceramide synthesis to reinforce skin barrier function, reduce transepidermal water loss, and optimize overall skin radiance and barrier performance.