Body's natural form of Vitamin C combined with antioxidants to help increase skin firmness, tone, brightness, and photo aging protection. High Vitamin C concentration (20%). Helps firm and tone the feel of skin texture. Helps fade the appearance of discoloration and fine lines. Enhances photo aging protection(1). AOX Technology combines vitamins and antioxidants. (1)Farris PK, Topical Vitamin C: A useful agent for treating photo aging and other dermatologic conditions. Dermal Surg. 2005;31(7 pt 2):814-818.