People who don’t get enough vitamin B12 through their diets may need a supplement to fill the gap. Here’s how much to take.

You cannot overdose on vitamin B12 because any excess you simply pee out. If you get b12 shots, you may experience side effects like dizziness, nausea, and fatigue. It is possible to have elevated B12 ...

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 ...

Medically reviewed by Leigh Weddle, PharmD Vitamin B12 and magnesium are essential nutrients for energy production, nervous ...

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 ...

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 ...

In a new study, researchers found that among patients with diabetic peripheral neuropathy (DPN) and low serum vitamin B12 ...

The medication a doctor prescribes to treat anemia depends on the type of anemia a person has. For example, a person can take supplements to treat nutrient-deficiency anemia. More severe or chronic ...