WHAT IT IS: This lightweight, non-comedogenic formula addresses enlarged pores at their source, improving their appearance with regular use rather than merely masking them. | SKIN TYPE: All skin types concerned with pore size, particularly oily and acne-prone skin. | WHAT IT DOES: Refines and tightens pores within minutes of application. A blend of glycolic, lactic, and citric acids, combined with retinol, azelaic acid, willow bark, and polymer technology, purifies and decongests clogged pores while mattifying and clarifying oily skin. | Willow Bark Extract - Naturally rich in salicylic acid, it helps to gently remove dead cells and debris that can clog pores. Anti-inflammatory properties also help to calm redness and irritation, and astringent qualities tighten pores. | DERMAdoctor PROMISE: Dermatologist Formulated, Tested & Approved Allergy Tested, Hypoallergenic, Formulated to be Non-Irritating to the Skin, Non-Comedogenic, Synthetic Fragrance-Free, Synthetic Dye Free, Gluten Free, No Animal Testing Formulated and filled in the USA.