Powered by multiple weights of hyaluronic acid, this serum hydrates immediately and over time. High molecular weights lock in moisture for rapid hydration while low molecular weights deliver long-lasting moisture with visibly plumping benefits. Propanediol enhances ingredient absorption, ensuring the hyaluronic acids work effectively to keep skin feeling nourished, soft, smooth, and balanced throughout the day. -Deeply hydrates for a smooth, dewy complexion -Helps maintain long-lasting moisture balance -Leaves skin feeling soft and supple -Three Forms of Hyaluronic Acid: Deliver intensive hydration, visibly plumping skin and reducing fine lines and wrinkles. -Propanediol: Draws moisture into skin and enhances absorption of other ingredients. Size: 1 fl oz.