The Lotion P50 1970 is the purest and strongest formula out of all our exfoliating lotions. Additionally, this version contains specific active ingredients such as thyme essential oil and myrrh for their purifying, toning, and antiseptic properties. Due to its composition and high concentration of acids that penetrates the epidermis quickly, the Lotion P50 1970 is only suitable for thicker Skin, with or without seborrheic tendency.