Neocutis Reactive Anti-Oxidant Serum offers one of the most complete defense systems available to help neutralize free radicals and promote antioxidant regeneration. Reactive Antioxidant Serum helps to provide a first line of defense against oxidative stress with 15% Vitamin C combined with Vitamin E. Aid in antioxidant regeneration and provide additional potent antioxidants. Antioxidant Serum is non-comedogenic, fragrance-free and color additive free for an effective, yet non-irritating application.