SkinCeuticals Resveratrol BE is a first-of-its kind night treatment that combines a maximized concentration of 1% pure, stable resveratrol, synergistically enhanced with 0.5% baicalin and 1% pure vitamin E (alpha tocopherol) for optimized anti-aging antioxidant performance. This patented antioxidant cocktail neutralizes free radicals, supports skins natural antioxidant defenses, and reveals visible radiance and firmness. Resveratrol B E is a powerful and essential product that is an overnight concentrate of antioxidants that works as you sleep to build up and restore the skins ability to prosper. 1% resveratrol- Derived from the knotweed plant, resveratrol benefits include strengthening skins natural antioxidant defense system to help neutralize free radicals, 0.5% baicalin - A flavonoid antioxidant derived from the roots of Baical Skillcap, baicalin is a potent broad spectrum antioxidant, 1% alpha tocopherol - The most abundant, pure form of vitamin E neutralizes free radicals and replenishes skins lipids.