Vitamin overload, B12 reading is extremely high

Patient: What does it mean if your B12 is twice the normal reading

Symptoms: None

Doctor: Thank you for your question. It is possible that this reported B12 value may be due supplementation with over the counte r vitamins, or a recent B12 shot at your doctors office. Furthermore, in rare cases there could be errors in reporting lab values in your blood test.Thank you for consulting AskTheDoctor.com


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