Stephen J. Schueler, M.D.

Overview Symptoms Evaluation Treatment Home Care warning signs Underlying Cause

Black Tongue Underlying Cause

The surface of the tongue is covered with small lumps that contain taste buds. Black tongue may be caused by bacteria, food or medicines that accumulate between the small lumps.

Causes of black tongue include:

Last Updated: Jan 26, 2011 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Black Tongue References
  1. Byrd JA, Bruce AJ, Rogers RS 3rd. Glossitis and other tongue disorders. Dermatol Clin. 2003 Jan;21(1):123-34. [12622275]
  2. Nelson GM. Biology of taste buds and the clinical problem of taste loss. Anat Rec. 1998 Jun;253(3):70-8. [9700392]
  3. Northcutt RG. Taste buds: development and evolution. Brain Behav Evol. 2004;64(3):198-206. [15353910]
  4. Taybos G. Oral changes associated with tobacco use. Am J Med Sci. 2003 Oct;326(4):179-82. Review. [14557730]
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