The Proactiv 3-Step System helps treat and prevent acne breakouts with proven acne-fighting ingredients. The Renewing Cleanser and Repairing Lotion contain benzoyl peroxide, a proven acne medicine known to kill and prevent acne bacteria. The alcohol-free Revitalizing Toner helps to gently remove excess oil and soften acne-prone skin with Glycolic Acid. This kit also includes the Proactiv Refining Mask, formulated with acne-fighting sulfur to help purge impurities and minimize the appearance of pores. You also get Green Tea Moisturizer, the perfect lightweight, oil-free, non-greasy moisturizer for acne-prone skin.