A hydrating, oil-free, featherlight lotion containing additional microsponges to help absorb even more oil on An This 5% Benzoyl Peroxide concentrate, fortified with Zinc Sulfate, Tea Tree and Sage, eliminates bacteria while helping to accelerate breakout clearing. Benefits of MediBac Special Clearing Booster - Quickly dries breakouts. - Calming botanicals help soothe redness and aggravation associated with breakouts. - Helps regulate sebum production to help control future breakouts. Dermalogica Recommended Skin Type Topical treatment of breakouts. Dermalogica Recommended Application Before moisturizing, apply as a spot treatment to problem areas and allow to dry. Can also be used to boost clearing benefits of Oil Control Lotion, prescribed Dermalogica Moisturizer, and other MediBac Clearing products. Apply every 6 to 8 hours as needed until breakout clears. Key Ingredients of Dermalogica Medibac Special Clearing Booster Benzoyl Peroxide and Melaleuca Alternifolia (Tea Tree): eliminate breakout-causing bacteria in the follicles and help clear skin. Calendula Officinalis Flower and Chamomillia Recuitita (Matricaria) Flower: botanical extracts that help treat acne while soothing irritation. Zinc Sulfate: helps eliminate bacteria and regulate sebum production.