Our collagen serum contains hyaluronic acid, ceramide NP, collagen. It lightens fine lines, tightens the skin, and softens dry, rough skin. Increases skin elasticity and promotes collagen production. The way to use it is very simple: first, after cleansing and toning, take an appropriate amount of serum and apply it evenly to the face, and gently massage it with your hands in circular motions until it is absorbed. Use once a day, morning and evening for best results. After use, it can plump up the facial skin cells and radiate the complexion, so that the skin is fully moisturized, even out the skin tone, and make your skin smooth and firm.