Our number one best-selling product, this hydrating serum blends mixed molecular weight hyaluronic acid with AcquaCell and vitamin B5 to expertly strengthen and fortify skin’s barrier, leading to optimal moisture retention, radiance, bounce, and smoothness. For all skin types. Features & Benefits Mixed molecular weight hyaluronic acid provides deep hydration across all layers of skin Mixed molecular weight hyaluronic acid provides deep hydration across all layers of skin AcquaCell helps strengthen skin and restore healthy volume and bounce What it does? B5 Hydrating Serum provides deep hydration across all layers of skin. How to use? Twice daily, apply a pea-sized amount to cleansed, toned skin of the face, neck, and décolleté. Warning: If product comes in contact with your eyes, rinse immediately with water.