Jan Marini Skin Research Benzoyl Peroxide 10% strength is the medication of choice for treating acne. Benzoyl Peroxide is recognized by the American Academy of Dermatology as one of the most effective antibacterial agents proven to significantly reduce the presence of P acne bacteria (the bacteria believed to play a primary role in the inflammatory aspect of the acne process). Many physicians and researchers believe the Benzoyl Peroxide, used in conjunction with a skin care management system, is a potent tool to achieve dramatic clearing of acne lesions and prevent changes within the follicle associated with the acne process.