2 Formulas - 1 Bottle. Day Gel: Salicylic Acid 2.0% (W/W) Acne Mediation - Unclogs & keeps pores clear. Night Lotion: Benzoyl Peroxide 2.5% (W/W) Acne Medication - Penetrates to treat & help prevent pimples. Clear Day Gel: Unclogs pores. Helps prevent pimples. Vanishing Night Lotion: Penetrates. Clears up breakouts.