This Vitamin C repair serum contains 25% L-ascorbic Acid (Vitamin C) which is the only form of Vitamin C that your skin can absorb & metabolize. Formulated at high concentration (25% L-ascorbic Acid or Vitamin C)proven to deliver maximum results, this Vitamin C Serum will help to prevent signs of aging such as wrinkles, spots, hyperpigmentation, etc. while estimulating collagen production. The Forever Young Store Vitamin C Serum also gently lightens hyper-pigmentation, age spots, and refined pores. The Hyaluronic Acid is a super-moisturizer and skin protectant which holds 1,000 times its molecular weight in water to "hyper-hydrateâ? skin cells. While it plumps up fine lines & wrinkles to leave behind smoother, younger looking skin, it also helps to prevent the usual drying and irritating effects often associated with other Vitamin C therapies.