Our Retinol Squalane Solution contains retinol, squalane, Jojoba seed oil. It can improve fine and dynamic lines caused by the loss of collagen and elastin, while unifying skin tone. Its application method is very simple: After cleansing and toning before going to bed, take an appropriate amount of solution and apply it evenly on the face and neck, and massage gently with your hands in circular motions until it is absorbed. Reduce collagen and elastin loss, enhance skin elasticity, and thus reduce the appearance of fine lines.