A serum that provides visible brightening at maximum power-clinically proven to fade the look of dark spots and sun damaged skin, also powered by 30% clinically proven ingredients. Skin Type: Normal, Dry, Combination, and Oily Formulation: Serum Highlighted Ingredients: - 15% Multi-Vector Vitamin C Complex - Liposomal 3-O-Ethyl Ascorbic Acid, Gold-Stabilized L-Ascorbic Acid, and THD (Tetrahexyldecyl Ascorbate): Proprietary blend of hyper-stable vitamin C forms for visible brightening. - Advanced