This quick absorbing, firming serum contains 14 layers of ultra low molecular weight hyaluronic acid and fresh seawater, to deeply hydrate dehydrated skin. The Isntree Ultra-Low Molecular Hyaluronic Acid Serum is a lightweight, vegan serum that delivers deep hydration and soothing benefits to the skin. Infused with 14 types of hyaluronic acid and enriched with deep seawater from Ulleung Island, Korea, this serum ensures long-lasting moisture retention. The formulation includes Glyceryl Glucoside to activate water channels, providing rich hydration, while Beta-Glucan strengthens the moisture barrier. Ideal for all skin types, it leaves the skin feeling deeply hydrated, smooth, and refreshed.