In the morning after cleansing and toning, apply 4–5 drops to a dry face, neck, and chest before other anti-aging skincare products. Complete your regimen with a SkinCeuticals sunscreen. When used together, SkinCeuticals antioxidants and broad spectrum sunscreens provide protection against visible aging caused by environmental aggressors.

L-ASCORBIC ACID: Lauded for its superior antioxidant benefits, this highly potent form of pure vitamin C helps neutralize free radicals and helps protect against oxidative stress while providing visible signs of anti-aging benefits.

ALPHA-TOCOPHEROL: This pure form of vitamin E neutralizes free radicals and replenishes skin lipids. It has been proven to act synergistically with vitamin C.

FERULIC ACID: A plant-based antioxidant, ferulic acid neutralizes free radicals and enhances the antioxidant benefits and sstability of vitamins C and E.