vitamin b3 is a potent blend of niacinamide (b3), papyrus plant stem cells and a smoothing peptide complex that work together to control oil production, reduce pigmentation and firm the skin. papyrus plant stem cells and hyaluronic acid keep the skin perfectly hydrated and protected. this powerful serum blends niacinamide with hyaluronic acid, vitamin c, and peptides to improve skin brightness while simultaneously delivering hydration and free-radical scavenging antioxidants. niacinamide expertly helps fortify the skin barrier while vitamin c helps resist against environmental stress.