A two-in-one daytime antioxidant serum that provides environmental protection and exfoliation SKIN TYPES: Dry, Normal, Oily, Combination SKIN CONCERN: Discoloration, Acne, AgingFEATURES:C + AHA is a two-in-one daytime antioxidant serum that works by two different mechanisms to help improve the appearance of skin. Formulated with 15% pure vitamin C (l-ascorbic acid) and a blend of 10% hydroxy acids, neutralizes free radicals and exfoliates skin to promote clear skin and minimize the appearance of