Loading... Sebologie persistent imperfections resurfacing double concentrate 24h/24 action 1 fl. oz. 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 skin's shiness. Salicylic acid, meanwhile, helps sloughs off dead skin cells. +(= :: productData.typology.attributes.loyaltyPointAction.value.common.point =) pts Get 15% off by subscribing to our newsletter. NOW.Enjoy 2 FREE SAMPLES at checkoutFREE EXPEDITED SHIPPING on orders from $75!