HYDRO BOOST HA SERUM DROPS 1.0OZ. Benefits: Hyaluronic acid face serum instantly hydrates and is suitable for all skin types and sensitive skin. Deeply quenches your dry skin for an extra-smooth, supple complexion. Facial serum is hypoallergenic, non-comedogenic, and free of fragrance, parabens, and mineral oil. Key Ingredients: Formulated with a 17% Hydration Complex with both high & low weight hyaluronic acid. Macro hyaluronic acid acts as a humectant and hydrates within skin's surface. The skin-mimicking water-magnet trehalose joins with dermatologist-recommended glycerin, which penetrates nine layers deep within the skin's surface. Research Results: Hydrating serum is proven to smooth & hydrate skin for a full 24 hours of healthier-looking skin.