Medically reviewed by Maggie Moon, MS, RD Vitamin B12 supports red blood cells, nerve health, and DNA production, with adults ...

Vitamin B12 is a vital nutrient with numerous health benefits. Learn more about what it does in the body and how to get enough of it.

Fatigue, pale skin, headaches, gastrointestinal issues, increased inflammation, pain, muscle cramps and vision disturbances ...

Higher vitamin B12 levels are linked to slower annual cognitive decline in individuals without baseline dementia, new research shows.

Vitamin B12 supplements offer no benefits for neurological or cognitive function in older people with moderate vitamin B12 deficiency, according to a new study published in the American Journal of ...

Imagine feeling tired as if you’ve run a marathon — every single morning — but you haven’t even left your bed! Or maybe your ...

Research from medical sources such as WebMD and Harvard Health points out that changes in the tongue and oral tissues are ...

Let's know the 5 clear vitamin B12 deficiency symptoms in fingers. Learn how tingling, numbness, and a weak grip signal your ...

BOSTON (December 18, 2007) — In a study of adults aged 20 and over, researchers at Tufts University showed that homocysteine and methylmalonic acid are at much higher levels in individuals who have a ...

Constipation can stem from vitamin deficiencies, impacting digestive health. Low levels of Vitamin D, Thiamine (B1), Vitamin ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to giving your body the key nutrients it needs, how often do you think about vitamin B12?