Chemical peelings with kojic acid, glycolic acid, and trichloroacetic acid, either alone or in combination, are effective therapy for diffuse melasma and localized hyperpigmentations (lentigo).

Dermatol Surg 1999 Jun;25(6):450-4
The use of chemical peelings in the treatment of different cutaneous hyperpigmentations.

Cotellessa C, Peris K, Onorati MT, Fargnoli MC, Chimenti S
Department of Dermatology, University of L'Aquila, Italy.

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