This lightweight serum keeps skin hydrated while reducing signs of aging. For all skin types. KEY INGREDIENTS: 18% Vitamin C promotes collagen production, minimizes fine lines and evens discoloration. MSM is necessary to collagen and keratin, so it helps to keep skin smooth and youthful. Botanical Hyaluronic Acid plumps and replenishes. Jojoba Oil mimics skin’s natural oil for light moisture. 1.7 oz | 50 ml.