Glycolic acid is a chemical exfoliator, as opposed to a physical exfoliator—like a face scrub. This toner contains glycolic acid, an AHA that sops up excess grease, sends dead skin cells packin’, and leaves skin feeling smoother. 4. Glycolic acid can also be used to even out pigmentation, says Dr. Kaminer. As such, glycolic acid can be used to help eliminate rough texture by sloughing away dead skin cells and smoothing out the top layer of the skin. Our 7% Glycolic AHA Toner combines the exfoliating benefits of Glycolic Acid with powerful fruit acids to support the skin's natural renewal process while reducing the look of pores and uneven texture. Evens out pigmentation.