Glossary

BHA (beta hydroxy acid)

A group of acids, the best known of which is salicylic acid, that can reach inside the pores because they are oil-soluble. They are used in skincare products and chemical peels for oily and acne-prone skin.

Articles that mention this term

Treatment GuidesChemical Peels: What They Are, Who They Suit and What Recovery InvolvesThe differences between superficial, medium and deep chemical peels, recovery times, risk of pigment spots, who needs caution and aftercare advice.Reviewed by the Medical Aesthetics Expert Board

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