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Melanin

Melanin is the natural substance that gives color (pigment) to hair, skin, and the iris.

Reviewed last on: 10/18/2008
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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