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. **About Sunday Riley** Sunday Riley is a line of layer-able formulas that unite the most advanced breakthroughs in cosmetic science with pure, potent botanicals. As the brand's founder, cosmetic chemist, and formulator, Sunday Riley ensures sure each product has countless hours of research and development to produce clean, highly effective formulas that deliver results you can feel good about. Each technology-driven blend delivers active ingredients at maximum concentration, guaranteeing noticeable anti-aging benefits, long-term rejuvenation and instant, luminous results.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. **About Sunday Riley** Sunday Riley is a line of layer-able formulas that unite the most advanced breakthroughs in cosmetic science with pure, potent botanicals. As the brand's founder, cosmetic chemist, and formulator, Sunday Riley ensures sure each product has countless hours of research and development to produce clean, highly effective formulas that deliver results you can feel good about. Each technology-driven blend delivers active ingredients at maximum concentration, guaranteeing noticeable anti-aging benefits, long-term rejuvenation and instant, luminous results. Sunday Riley uses advanced, clinically proven ingredients blended with balancing botanicals for non-irritating, fast-acting formulas that work to transform the skin.