Experts say vitamin B12 plays a vital role in brain function, nerve health and red blood cell production. A deficiency can ...

Having too little (a deficiency) of a specific vitamin or mineral can lead to health problems. Researchers have reported ...

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be enough -- particularly if you are older. It may even put you at risk for ...

Vitamin B12 is needed in microscopic amounts, but a shortage can have major effects on health and energy. The vitamin was first linked to a lifesaving liver treatment for pernicious anemia nearly 100 ...

“Normal” levels of vitamin B12 may not be enough to ward off dementia, new research finds. Researchers at the University of California San Francisco studied 231 healthy older adults (averaging 71 ...

Study challenges accepted vitamin B12 levels, revealing hidden neurological risks even within 'normal' range. Study: Vitamin B12 Levels Association with Functional and Structural Biomarkers of Central ...

Are you getting enough vitamin B12? Even if you’re taking supplements, a recent study found that the “normal” guidelines may still be leaving you deficient in this key nutrient. A new study from the ...

As far as vitamin intake and deficiencies go, vitamin B12 is an unusual one—which makes knowing the most common vitamin B12 deficiency symptoms all the more crucial. Per the National Institutes of ...

Feeling extra fatigued lately? There are lots of reasons why you may not have the usual pep in your step—from overtraining to underfuelling to poor sleep habits that are hampering your recovery. But ...