Fight the signs of aging with Murad Retinol Youth Renewal Serum, a fast-absorbing, breakthrough formula that works to minimize the appearance of fine lines and wrinkles. This feather-light serum contains Retinol Tri-Active Technology (a fast-acting retinoid, a time-release retinol and a retinol booster) and provides a firming effect that smoothes and refines the skin while hyaluronic spheres provide long-lasting hydration for a radiant glow. Extract of swertia increases elasticity and reveals a radiant, youthful complexion.