Niacinamide, vitamin B3, is a powerful water-soluble antioxidant. In addition to its antioxidant properties, Niacinamide has a wide range of well-documented effects; Niacinamide improves the skin's surface structure; Strengthens the skin barrier and maintains the moisture balance in the skin; reduces irritation and redness of the skin; Regulates and reduces sebum production; Evens skin tone and reduces hyperpigmentation. SUPERFOOD multipurpose vitamin face gel contains 4% Niacinamide. It has been shown in studies that a concentration of 4% niacinamide is optimal for seeing results from the ingredient.