This triple duty antioxidant serum helps to brighten the complexion, support healthy collagen production and fight free radicals. Clinically proven, this highly-stabilized Vitamin C has been scientifically formulated with an advanced, proprietary time-released delivery system to provide optimized penetration and absorption. The appearance of fine lines and wrinkles is visibly reduced. Like medicine in a bottle, this powerhouse serum is highly therapeutic and is also non-irritating making it perfect for all skin types, including sensitive.