Vitamin B12 (Cobalamin)

Item code: VB12

Why test vitamin B12 (cobalamin)?

  • Symptoms

    Symptoms related to B12 deficiency include mood swings, hand/feet numbness, ‘brain fog’, fatigue, headaches, depression, anemia, infertility, insomnia, irritability, and anxiety.
  • Risk Factors

    Vegans, vegetarians, and others who eat no or little meat/seafood, or have celiac/intestinal disease, may all have an increased risk of vitamin B12 deficiency.
  • Health History

    You have a history of low B12, or other reasons that suggest you may have low B12.
  • Medications

    You take a drug, such as hydrocortisone or antacids, which increases the need for B12.
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