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Vitamin B12

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Vitamin B12

Accredited Facility E-report Qualified Specialists

This test is done to measure the amount of vitamin B12 in the blood. Vitamin B12 is essential for healthy red blood cell production, neurological function, and DNA synthesis. Deficiency can lead to anemia, fatigue, neurological symptoms, and cognitive changes. It is commonly caused by poor intake, malabsorption, or certain medical conditions.

  • If there is fatigue, weakness, or anemia.
  • If there are neurological symptoms like numbness or tingling.
  • If dietary intake is low (e.g., vegan diet).
  • If a healthcare provider is evaluating unexplained neurological or blood abnormalities.
  • No fasting is usually required.
  • No special preparation is typically needed.
  • Inform your healthcare provider about B12 supplements or injections.
  • Follow any instructions provided by the laboratory or healthcare provider.
    • Vitamin B12
    No labs currently offering this test.