6x Retinol Super Serum restores the look of smooth, beautiful and glowing skin with 3 Million I.U.’s of Retinyl Palmitate. This unique night-time accelerator encourages your skin’s renewal process while you sleep. It lifts and firms as it targets lines, wrinkles, dark spots, pores and blemishes. Add this intensive serum to your nigh-time Retinol skincare regimen to achieve optimal anti-aging effectiveness. Start by adding a few drops 3 to 4 nights per week and gradually increase to nightly usage.