Vitamin C Ampoules contain 20% stable, supercharged Vitamin C, 2 types of Hyaluronic Acid and Linoleic Acid. Together, these ingredients help brighten and even out skin tone and texture, correct fine lines and protect against premature aging caused by oxidative stress. With a combination of stable, concentrated 20% Vitamin C, skin-related Linolenic Acid and the effectiveness of dual low molecular weight and dual high molecular weight 2D Hyaluronic Acid, Vitamin C Ampoules brighten and even out skin tone, correct fine lines and protect against premature aging caused by oxidative stress. 83%* noticed more radiance after just one use; after one week, 83% of test subjects noticed that their skin tone became more even, 81% noticed that their skin became smoother. * Based on self-assessment of 36 test participants after one use and after one week of daily use once a day.