The day-and-night double formula contains the same duo of active ingredients that helps reduce the look of imperfections. A renowned dermatological active ingredient, zinc gluconate improves the texture of the skin, unclogs pores and helps diminish skins shiness. Salicylic acid, meanwhile, helps sloughs off dead skin cells. CLINICAL RESULTS From the 1st day: (1) 81% Skin is mattified. After 7 days: (1) 81% Imperfections occur less frequently. After 1 month: (1) Persistent imperfections are corrected (2) Spots - residual marks - blackheads, Skin is resurfaced.