What Vitamin Deficiency Causes Dark Fingernails? Understand B12's Role

Learn how Vitamin B12 deficiency affects nail health and discover dietary sources to maintain healthy nails.

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Vitamin B12 deficiency can cause dark fingernails. Ensuring adequate intake of B12 through diet or supplements can help maintain healthy nail color and overall nail health. Foods rich in B12 include fish, meat, eggs, and dairy products.

FAQs & Answers

  1. What are the symptoms of Vitamin B12 deficiency? Common symptoms include fatigue, weakness, pale skin, and neurological issues, alongside changes in nail appearance such as darkening.
  2. How can I increase my Vitamin B12 intake? You can increase your intake by consuming more animal products like fish, meat, eggs, dairy, or considering B12 supplements.
  3. Are dark fingernails always a sign of a deficiency? Not always; while Vitamin B12 deficiency can cause dark fingernails, other health issues or lifestyle factors might also contribute.

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