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.

"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 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 ...

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

Vegan diets can increase the risk of vitamin B12 deficiency if not planned properly. A senior clinical dietician explains why ...

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

AS you get older, it’s not uncommon to feel more tired. The mid-afternoon nap becomes a daily ritual and mundane chores start ...

Vitamin B12 deficiency can affect red blood cells, metabolism, and nerve health. Learn to recognize common deficiency symptoms, understand its causes, and discover foods rich in vitamin B12.

Medically reviewed by Jillian Foglesong Stabile MD, FAAFP, DABOM — Written by Kaylea Swearingen, PharmD  Key takeaways Mounjaro is a prescription drug that is used to help manage blood sugar levels in ...

Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. A: Because it can take many years for symptoms of a B12 ...

Vitamin B12 Level: What happens if your body has too much vitamin B12? Read on to find out the dangerous side effects of having excessive levels of this nutrient in the body. Vitamin B12 is a vital ...

"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 ...