This serum is the fifth and ultimate level in the premium Vitamin STEP-UP SYSTEM. Containing the optimum concentration of vitamins A, C and E as well as a powerful combination of antioxidants, peptides and clinically researched ingredients including Juvinity and Malt Secrets, this serum helps combat the visible signs of aging to create the appearance of even, smoother and more youthful-looking future-proofed skin.