Retinol Skin Invigorating Facial Serum helps reduce fine lines and deep wrinkles by supporting skin cell renewal. Since it has strong anti-aging properties, it evens out skin tone and provides a younger and healthier appearance. It controls the moisture balance needed by the skin. It tightens the skin and provides elasticity by increasing collagen production. When used regularly and in accordance with the instructions, it helps the skin achieve a smooth appearance.