Retinol 1.0 30 mlRetinol 1. 0 is specially formulated for sun damaged or problematic skin that has already been preconditioned with Retinol 0. 5. Featuring the highest concentration of 1. 0% pure retinol, this advanced night cream uses cutting edge stabilization and delivery systems to ensure a consistent, controlled release. It effectively reduces the appearance of fine lines, wrinkles, and discoloration, while also helping to minimize breakouts and refine the look