Your body needs vitamin B12 for maintaining metabolism, producing DNA and red blood cells, keeping the nervous system healthy, and more (1, 2). Fortunately, most people get enough of this ...

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 ...

Vitamin B12 supports brain function and helps treat depression. Taking acid reflux medications can deplete B12 levels. B12 can be taken at any time of day, with or without food. Vitamin B12 is one of ...

DEAR DR. ROACH: I am 73, and I was worried about dementia. Turns out, I am “normal.” However, the neurologist told me to take 2,000 mcg of B12 daily. My multivitamin has 100 mcg, which is 4,167% of ...

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? Dear Reader: My first thought is ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn ...

Q: I am an elderly woman, and my burning soles keep me awake at night. My doctor told me to take 1,000 micrograms of vitamin B-12 to overcome a deficiency that he feels is responsible for my burning ...

Vitamin B12 and magnesium are essential nutrients for energy production, nervous system function, and overall health. When supplementation is needed, it is safe to take vitamin B12 and magnesium ...