It is noteworthy that B12 deficiency is also associated with cognitive impairment, memory loss, dementia, and psychosis.

Normal" levels of vitamin B12 may not be enough to ward off dementia, according to researchers at University of California ...

The cut-off between normal and deficient vitamin B12 blood levels varies by lab, but anything lower than 200 or 250 pg/mL is ...

The study's findings suggested a need for older adults to take supplements, even if their B12 levels were considered "normal" ...

Your brain might not be getting enough B12 — even if your levels are considered "normal." A new study suggests that older ...

Even when within the normal range, lower levels of vitamin B12 may contribute to cognitive decline, according to a new study.

which could actually raise your risk of developing dementia in the future. Here’s what neurologists and a dietitian want you to know about vitamin B12, plus its potential impact on your current ...

A study found that B12 requirements may be too low for some people, putting them at risk for cognitive decline.

People who sit on the low or high side of normal vitamin B12 levels are still at risk of cognitive impairment, according to a ...

This water-soluble vitamin plays a role in a whole load of processes in your body, helping produce your DNA, red blood cells, and generate energy, among other things. But new research suggests we may ...