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 important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under age ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It’s normal to wonder if you’re meeting your nutritional needs if you’re feeling off in your day-to-day.

The recommended intake of vitamin B12 for people older than 14 is 2.4 micrograms a day. People who follow a vegetarian or vegan diet may need vitamin B12 supplements. It's best to talk to a healthcare ...

Q: I’m tired often and heard that vitamin B12 can help with fatigue and boost energy levels. Should I be taking a supplement? A: There’s no proven benefit to taking vitamin B12 for fatigue unless you ...

Vitamin B12 is found only in animal foods, but in good amounts. So unless you’re a vegan, chances are you’re getting plenty of it in your diet. Yet many older adults are deficient in the vitamin. Why?

Methylcobalamin is a natural form of vitamin B12 found in foods like meat and eggs. Cyanocobalamin is a synthetic form of B12 ...

Vitamin B12 deficiency develops slowly but can cause lasting damage if untreated. Warning signs include fatigue, tingling ...

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 ...