What happens if your body has too much vitamin B12? Read on to find out the dangerous side effects of having excessive levels ...

If you're considering a vitamin B12 supplement because of certain dietary restrictions, medical conditions or your age, this ...

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

A vitamin B12 deficiency, whether because you're not getting enough B12 or aren't absorbing it well, can cause symptoms like fatigue, difficulty walking, weakness, and confusion. Find out if you may ...

Vitamin B12 deficiency is a widespread health issue affecting millions of Indian vegetarians because their diet heavily consists of plants, yet their body needs animal-derived B12 sources. The body ...

Brits plagued by forgetfulness are being told to get their vitamin levels checked, as running low on a crucial nutrient can ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While vitamin B12 might not be as buzzy as calcium or an immediately recognizable household name like ...

A neurologist explains how common medications can cause vitamin B12 deficiency, damage nerves over time, and trigger numbness ...

Vitamin B12 deficiency can affect red blood cells, metabolism, and nerve health. Learn to recognize common deficiency ...

Beef is a good source of vitamin B12. However, other foods, like clams, oysters, lamb liver, and sardines, contain even ...

Constant tiredness can be easily dismissed, but I discovered that my exhaustion was caused by a common vitamin deficiency.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While vitamin B12 might not be as buzzy as calcium or an immediately recognizable household name like ...