What Vitamin Deficiency Causes Hairy Tongue?
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4 min read
According to Mayo Clinic, hairy tongue is a benign, temporary condition caused by elongated papillae that fail to shed properly. While poor oral hygiene is a primary culprit, certain nutritional deficiencies, especially involving B-vitamins, can contribute to or exacerbate this condition, begging the question: what vitamin deficiency causes hairy tongue?.