C Eye Serum Advance+ is a cutting-edge formulation that effectively combines a 7.5% concentration of our scientifically advanced L-Ascorbic Acid (Vitamin C) with Tripeptide-1 (Copper Tripeptide-1) for enhanced age-defying properties. This powerful yet gentle formula is designed to help diminish the appearance of fine lines, wrinkles, under-eye puffiness, and dark circles. C Eye Serum Advance+ also helps to noticeably improve skin tone and texture and deliver enhanced antioxidant protection. Safe for all skin tones and types and can be safely layered under your favorite undereye cream.