The INKEY List hyaluronic acid serum is clinically proven to hydrate. This super serum absorbs quickly to plump skin and reduce fine lines. Formulated with multi-molecular hyaluronic acid, this serum can hold up to 1000x its weight in water. Lightweight and fast-absorbing, it delivers hydration across multiple layers of the skin's surface. It helps combat dry skin, improve the appearance of fine lines, and maintain an effective skin barrier.