HGHPTNCYCLSCSHYLRNTNSVHYDRTGSRM 2OZ. Features: This deeply nourishing serum is designed with 4 forms and 2 natural building blocks of hyaluronic acid to instantly replenish with essential moisture for visibly smoother, firmer and plumper skin. This fast-absorbing formula helps strengthen skin's moisture barrier, increase the feel of skin cushion and reduce the appearance of fine lines and wrinkles for a healthy, youthful-looking appearance. Leaves skin looking and feeling soft, supple and rejuvenated. Helps dryness and dehydration, and loss of radiance, loss of volume, fine lines and wrinkles. Key Ingredients: Hyaluronic 4 + 2 Complex: Instant & Long-Lasting Hydration. DMAE: Intensive Firming. Niacinamide: Visibly Renews & Restores. Research Results: 97% showed improvement in skin hydration for 72 hours*. 80% showed improvement in skin barrier function after 8 weeks*. *In a clinical study of 35 women..