1 OZ. A gentle and effective 2% salicylic and 5% azelaic acid acne spot treatment that clears existing acne blemishes while reducing oil production, and the occurrence of future breakouts.2% salicylic acid and 5% azelaic acid work synergistically to normalize keratinization, reducing the formation of microcomedos, and fight the proliferation of p. acne to control the incidence and severity of future breakouts.Lichochalcone, a fraction of licorice extract, works to control the enzyme lipase that irritates the follicles and is thought to be a rosacea trigger. The anti-lipase activity is especially effective for creating a multi-faceted acne control program. Direction for use: After cleansing and toning, apply a small amount to affected areas. Can be used twice a day. Follow with the appropriate PCA SKIN sunscreen moisturizer in the daytime and antibacterial hydrator in the evening. ***Please visit my ProStore Webstore at www.theskinspa.net to purchase additional items.