L'Oreal Paris Revitalift Laser Pure Retinol Night Serum 30mlL'Oral Paris Revitalift Laser Pure Retinol Night Serum Our most potent, highest concentration of Pure Retinol. Validated with dermatologists, this powerful formula is scientifically proven to visibly reduce 100% of wrinkles, even deep ones*. *Cosmeto clinical study on 49 women, clinical scorage on face wrinkles at 4 months. IN 1 MONTH SKIN TEXTURE IS REFINED YOUNGER AND RADIANT LOOKING SKIN IN 4 MONTH VISIBLY REDUCES 100% OF WRINKLES, EVEN DEEP ONES*