Some widely used medicines for diabetes and acidity can interfere with vitamin B12 absorption. Neurologists explain which ...

Vitamin B12 is essential for red blood cells, DNA synthesis and your cognitive health. Taking your vitamin B12 supplement at breakfast time may help with efficacy. While side effects are rare, vitamin ...

Fact checked by Nick Blackmer There’s no single best time of day to take a vitamin B12 supplement.Because it’s water-soluble ...

DEAR DR. ROACH: My stepdad is 84 years old and having problems with B12 deficiency. He is taking B12 shots, 1,000 mcg once a week, in addition to taking a 5000 mcg B12 vitamin daily. The numbers come ...

Medically reviewed by Allison Herries, RDN Key Takeaways Morning is usually the best time of day to take a multivitamin. Taking multivitamins with food helps your body absorb nutrients and reduce ...

Dear Dr. Roach: My stepdad is 84 years old and having problems with B12 deficiency. He is taking B12 shots, 1,000 mcg once a week, in addition to taking a 5000 mcg B12 vitamin daily. The numbers come ...

Dear Doctors: We moved recently, and my father, who lives with us, now has a new doctor. During his first appointment, she asked about his vitamin B12 levels and seemed surprised that this wasn’t a ...

Can vitamin B12 deficiency be a sign of cancer? Learn the symptoms, risks, connection to cancer, treatments, and why this ...

From the Hematology CHnic, Hospital of the University of Pennsylvania. Aided by a grant from Eli Lilly and Company, Indianapolis, Indiana. † Assistant professor of clinical medicine, University of ...

Dear Dr. Roach: My stepdad is 84 years old and having problems with B12 deficiency. He is taking B12 shots, 1,000 mcg once a week, in addition to taking a 5000 mcg B12 vitamin daily. The numbers come ...