C Eye Advance contains 7.5% time released vitamin C to brighten and revive the eye area. Vitamin C (L-ascorbic acid) works to renew the eyes by lightening dark under eye circles, encouraging collagen and elastin production, reducing puffiness, diminishing fine lines and wrinkles, and protecting with potent antioxidants. iS Clinical's copper tripeptide growth factor maximizes vitamin C performance, leading to extraordinary results. C Eye Advance is specifically designed for use around the delicate under eye area, ensuring irritation-free use. The eye area is left smoother, healthier, brighter and more youthful.