Items Tagged ‘B12 anemia’

Ask the Doctors - Are large doses of B12 safe?

August 15, 2018

Ask the Doctors – Are large doses of B12 safe?

By Ask the Doctors Ask the Doctors

Dear Doctor: I’m almost 90 years old and always tired. I took two capsules of 2,000 mcg vitamin B12 the other night, and felt stronger and not as tired. Is it safe? My first thought is that you might have B12 deficiency, caused either by inadequate intake or by inadequate absorption of B12. Animal products […]

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Tags: Ask the Doctors, B12 anemia, B12 supplements, Dr. Robert Ashley, vitamins