Acne is perhaps the most common skin disease, affecting over 17 million Americans and 80-90% of teens worldwide. Caused by a multitude of diverse factors, treating this condition can be difficult without professional consult. iS CLINICAL products for acne address multiple causes of acne, and are formulated to penetrate deep into the skin, clearing out clogged pores while gently exfoliating away pore-clogging dead skin cells, oil and debris.