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Differential diagnosisZinc deficiency, Bell's Palsy

Hypogeusia is a reduced ability to taste things (to taste sweet, sour, bitter, or salty substances). The complete lack of taste is referred to as ageusia. Causes of hypogeusia include the chemotherapy drug bleomycin,[1] an antitumor antibiotic, Bell's Palsy, and zinc deficiency among others.[2][3][4][5]


  1. ^ Ackerman, Bruce H.; Kasbekar, Nishaminy (1997). "Disturbances of Taste and Smell Induced by Drugs". Pharmacotherapy: The Journal of Human Pharmacology and Drug Therapy. 17 (3): 482–496. doi:10.1002/j.1875-9114.1997.tb03058.x. ISSN 1875-9114. PMID 9165552. S2CID 12671326. Archived from the original on 2021-02-03. Retrieved 2021-01-29.
  2. ^ Pisano, Michele; Hilas, Olga (2016-05-01). "Zinc and Taste Disturbances in Older Adults: A Review of the Literature". The Consultant Pharmacist. 31 (5): 267–270. doi:10.4140/TCP.n.2016.267. PMID 27178656.
  3. ^ Heyneman, Catherine A. (2016-06-28). "Zinc Deficiency and Taste Disorders". Annals of Pharmacotherapy. 30 (2): 186–187. doi:10.1177/106002809603000215. PMID 8835055. S2CID 20569450.
  4. ^ Ikeda, M.; Ikui, A.; Komiyama, A.; Kobayashi, D.; Tanaka, M. (25 June 2007). "Causative factors of taste disorders in the elderly, and therapeutic effects of zinc". The Journal of Laryngology & Otology. 122 (2): 155–160. doi:10.1017/S0022215107008833. ISSN 1748-5460. PMID 17592661. S2CID 35435439.
  5. ^ Stewart-Knox, Barbara J.; Simpson, Ellen E. A.; Parr, Heather; Rae, Gordon; Polito, Angela; Intorre, Federica; Sanchez, Maud Andriollo; Meunier, Natalie; O'Connor, Jacqueline M.; Maiani, Giuseppe; Coudray, Charles (26 July 2007). "Taste acuity in response to zinc supplementation in older Europeans". British Journal of Nutrition. 99 (1): 129–136. doi:10.1017/S0007114507781485. ISSN 1475-2662. PMID 17651517.