Continuous Renewal Serum , formerly Facial Lotion, this daily treatment works continuously to help smooth away skin cell build up, to uncover healthy new skin. The patented formula contains MD Formulation's unique glycolic compound that works with your skin's own pH... More This daily treatment works continuously to help smooth away skin cell build up, to uncover healthy new skin. The patented formula contains MD Formulation's unique glycolic compound that works with your skin's own pH level for remarkable results and minimal irritation. The lightweight texture is ideal for oily, normal, and combination types who want to improve the appearance of dull, clogged, aging, and sun-damaged skin. Dermatologist tested, allergy tested, non-comedogenic, and fragrance-free.