Formulated to fight blackheads and blemishes, this quick-absorbing layer treats acne-causing build-up with a purifying blend of tea tree oil, black cumin seed oil, and a high content of pore-decongesting Salicylic Acid. **How to use**: After cleansing, massage into skin as needed in the morning or at night. We recommended using this oil three times a week before gradually increasing use. Formulated to fight blackheads and blemishes, this quick-absorbing layer treats acne-causing build-up with a purifying blend of tea tree oil, black cumin seed oil, and a high content of pore-decongesting Salicylic Acid. **How to use**: After cleansing, massage into skin as needed in the morning or at night. We recommended using this oil three times a week before gradually increasing use. Sunday Riley uses advanced, clinically proven ingredients blended with balancing botanicals for non-irritating, fast-acting formulas that work to transform the skin.