The Faceology Vitamin C Brightening Serum penetrates ascorbate blend, arbutin, emblica, bearburry, and citrus terpenes. This product supports healthy collagen production, helps guard against free radicals and moistruizes the skin. This product contains 20% Vitamin C Active Complex, Vitamin E, and is a Bio-Compatible Antioxidant System. This product is gluten, oil, fragrance, and paraben-free.