2. B12 supplements

B12 supplements

Ask the Doctors – Are large doses of B12 safe?
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 [...]
By Ask the Doctors • August 15, 2018