Product Use: Acnestar soap is a deep cleansing bar contains benzoyl peroxide 2.5%.Benzoyl peroxide treats acne in three ways: by killing bacteria, peeling away dead skin cells and drying excess skin oil. Benzoyl peroxide is most effective in getting rid of the dirt accumulated to clear up the pores. Benzoyl peroxide works as a peeling agent. It increases skin turnover, clearing pores and reducing the bacterial count (specifically acnes) as well as acting directly as an antimicrobial. Benefits of Acnestar Soap:Penetrates pores quicklyCleans and unclogs pores on the face, chest and backClears existing acne blemishes and helps prevent new blemishes from formingPromotes exfoliation of dead skin cells Use under medical supervision.