Benzac AC Gel (containing Benzoyl Peroxide) is a highly effective, topical treatment for acne vulgaris, available in 2.5%, 5%, and 10% strengths. It kills up to 94-95% of acne-causing bacteria, unclogs pores, reduces inflammation, and absorbs excess oil while glycerin minimizes dryness. It is used once or twice daily to treat acne on the face, back and chest