Specifically formulated for discoloration, this advanced pure nighttime retinol treatment features a delivery system often used in pharmaceuticals, yet entirely new to skincare. The patented Omnisome delivery system stabilizes and carries a unique blend of ingredients deeper into the skin for superior results. This innovative formula reduces signs of discoloration, brightens and smoothes. Visible results have been seen in as little as four weeks. The ultimate pure retinol nighttime treatment for those with discoloration. Excellent for all discoloration! Not so harsh as Retin A etc.