Maximum Strength 10% Benzoyl Peroxide helps improve the appearance of existing blemishes and prevent future breakouts. It's dermatologist tested. This CVS Health Acne Sport Treatment is made with 10% Benzoyl Peroxide, the maximum strength available on the market without a prescription. The spot treatment works fast to clear existing acne and helps prevent new breakouts from forming. For the treatment of acneSensitive Friendly: identified by SkinSAFE as a product made without common allergens and irritantsDermatologist Tested: tested and approved by dermatologist for use on all types of skin