People who don’t get enough vitamin B12 through their diets may need a supplement to fill the gap. Here’s how much to take.

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

SAN FRANCISCO (KCBS RADIO) -- Could your "healthy" vitamin B12 levels still be putting you at risk for cognitive decline? A new UCSF-led study reveals that even when B12 levels are within the normal ...

In this global network study, researchers examined vitamin B12 levels as a possible biomarker for outcomes in colon cancer.

Vitamin B12 deficiency can cause anemia, nerve damage, cognitive changes, and mood symptoms. Experts warn it’s often missed, especially in older adults.

Vitamin B12 is needed for the development and function of nerve tissue and the brain, and for the formation of red blood cells and DNA. It is found in protein foods such as fish, meat, eggs and dairy, ...

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 ...

The nutrient plays a role in memory, focus, mental health and so much more. Here's how to get more of it.

Vitamin B12 deficiency can cause dizziness, memory loss, and coordination problems, often mistaken for stress. A simple blood test can confirm the deficiency.