Our serum contains collagen, hyaluronic acid and niacinamide. It locks in moisture, providing long-lasting moisture and leaving skin softer and smoother. Promotes collagen production, significantly reduces fine lines, and stores elasticity. Its use is simple: 1. Wash your face and keep it dry. 2. Open a bottle of this product and evenly apply it to your face; 3. Gently massage the eye sockets to promote absorption. Enhances skin barrier function to protect delicate skin.