INCI: Niacinamide CAS NUMBER: 98-92-0 APPEARANCE: White powder USAGE: 2-5% SOLUBILITY: Readily soluble in water SHELF-LIFE: 24 Months Description: Pure niacinamide powder, also known as vitamin B3 or nicotinamide, is a versatile and scientifically recognized skincare ingredient. Niacinamide is a water-soluble vitamin that offers a multitude of cosmetic benefits for the skin. It has been extensively studied and shown to have a positive impact on various skin concerns. Its advantages include: * Enhanced Skin Barrier: Niacinamide strengthens the skin's natural barrier function, reducing moisture loss and helping to maintain a healthy, hydrated complexion.