Foods like crab, trout, salmon, and clams are high in vitamin B12. These and other B12-rich foods can offer health benefits.

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 ...

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 ...

Did you know that too much of a good thing can sometimes backfire? Recent research suggests that high levels of folate and vitamin B12, essential nutrients for overall health, may increase the risk of ...

People who sit on the low or high side of normal vitamin B12 levels are still at risk of cognitive impairment, according to a new study. The researchers behind the study say we need to rethink the ...

Add Yahoo as a preferred source to see more of our stories on Google. MicroStockHub/Getty Images Most people focus on getting common vitamins like A, C or D from their diet and they end up overlooking ...

Vitamin B12 is an essential vitamin, and low levels are linked to obesity. B12 shots could improve fatigue if you have a deficiency, but there’s not much research on them as a weight loss treatment.