AcneFree Severe System's unique action unplugs pores blocked by keratin buildup. Opened pores allow acne - killing oxygen back in, plus receive a dose of powerful time - released medicine that fights and kills acne relentlessly 24/7. New time released retinol works within the skin's surface to keep keratin buildup from re - plugging pores. The result - open pores that can "breathe" for you’re most healthy looking, acne-free complexion. Effective for all ages and skin types.