Sensitive skin or conditions can greatly benefit from use of SkinCeuticals Serum 10 AOX+. It works to regain a healthy complexion, counterbalance free radicals, protect against environmental damage, and thwart premature signs of aging. SkinCeuticals Serum 10 AOX+ is a lightweight, rapidly absorbed serum that is now made with AOX+ advanced antioxidant technology and blends ferulic acid with 15% pure vitamin C to increase antioxidant benefits. Features & Benefits: Visibly decreases fine lines and wrinkles, neutralizes free radicals, protects against environmental damage and encourages collagen production. Contains Duke-patented vitamin C technology to transport 10% L-ascorbic acid to the skin. After it soaks into skin, it cannot be washed or rubbed off and is effective for at least 72 hours. Great for all but super sensitive skin.