A cornerstone of Biologique Recherche’s method of epidermal reconditioning, Lotion P50 is a multifunctional lotion that exfoliates, cleanses, and purifies the epidermis, helping it maintain its acid pH balance. With daily gentle purification, the skin becomes mattified and regenerated. 5.1oz Brand new. Never used Expiration date: 10-2023 Price reflects expiration date