Highly concentrated overnight retinol treatment that targets the visible problems associated with photodamaged skin, including age spots, pores, uneven tone, fine lines and wrinkles. Formulated with 1% pure retinol -- the highest concentration of pure retinol available -- and enhanced with the latest stabilization and delivery technologies, Retinol 1.0 offers advanced treatment of pre-conditioned skin. Also helps to prevent and treat blemishes, in addition to minimizing erythema commonly associated with the use of retinols through calming bisabolol.