BIODERMA’s Pigmentbio Brightening Vitamin C Face Serum is a high security vitamin C formula that provides intense pigmentation correction.   The Pigmentbio C-concentrate is formulated together with a cocktail of vitamins that help to strengthen and protect your skin’s barrier. And with a high AHA and BHA concentration, it provides a gentle, peeling-like efficacy. Benefits of BIODERMA Pigmentbio Brightening Vitamin C Face Serum  Hydrates your skin for 8 hours Reduces the intensity and the size of dark spots Evens out and brightens your complexion How to use: Use at nighttime only. For your first use, press the dosing cap firmly to release the pure vitamin C. Unscrew the white cap to check that all the vitamin C powder has been released. Screw on the dropper and shake the bottle for 10 seconds to mix the vitamin C. Size: 15ml Key ingredients: VITAMIN C VITAMIN EVITAMIN PP = NIACINAMIDES  SALICYLIC ACID  GLYCOLIC ACID