This deeply nourishing serum is designed with four forms and two natural building blocks of hyaluronic acid to instantly replenish with essential moisture for visibly smoother, firmer and plumper skin. The 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. It leaves skin looking and feeling soft, supple and rejuvenated.