Are you consuming too much vitamin B12? Here are some of the warning signs that your body may send when you have too much vitamin B12 presence in your body.

Vitamin B12 overdose is so rare that serious adverse effects from consuming large amounts of vitamin B12 have only been reported in a handful of studies in the medical literature. It’s effectively ...

Vitamin B12 benefits include improving mood, reducing your risk of dementia, and supporting healthy hair and nail growth.

Taking vitamin B12 supplements may cause you to burn the midnight oil, experts warn. "Overly high levels of B12 can lead to ...

Taking too much vitamin D can lead to nausea, vomiting, confusion, heart issues, and potentially kidney failure. Your doctor ...

Get vitamin A in foods like red bell peppers, sweet potatoes and eggs. But talk to a health care provider before trying a vitamin A supplement. Researchers wanted to know, too, so they conducted a ...