Rivaj Hyaluronic Acid Hydrating Face Serum enhances your skin’s ability to retain moisture. The hyaluronic acid intensely #hydrates dry skin to give it a naturally #youthful and #healthy appearance. Rivaj UK Face Serum – Hyaluronic Acid (30ml) This max hydration formula contains the natural moisturizing factor Hyaluronic Acid, which deeply penetrates into the skin. High potency treatment will restore a youthful look by minimizing the visible signs of aging, the appearance of fine lines and wrinkles will be diminished while revealing smooth, tender, and healthier-looking skin.