Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

“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 ...

A new study suggests that older adults with lower levels of vitamin B12—even within the normal range—may experience cognitive decline and brain damage. Researchers found that these people had slower ...

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 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 ...

Share on Pinterest Scientists have found a link between B12 levels and cognitive health in older adults. Milan Markovic/Getty Images Vitamin B12 is needed for the development and function of nerve ...

Many experience fatigue and cognitive issues despite normal Vitamin B12 levels due to functional deficiency, where the body can't utilize the nutrient effectively. Standard tests often miss this, as ...