A vitamin B12 blood test is a reliable way to determine if you have adequate levels of this crucial nutrient. Vitamin B12 is ...

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 ...

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 ...