This Vita-Antioxidant AVST Moisturizer 4 is the fourth vitamin A moisturizer in the Skin EssentiA® Vitamin STEP-UP SYSTEM™. It contains a high concentration of vitamin A in the form of Retinyl Acetate, as well as vitamin C, powerful antioxidants and botanicals as well as a peptide that together help to revitalize the appearance of the skin cells resulting in a more youthful-looking glow.