Vitamin B12 plays many crucial roles in the body. Some think taking megadoses is best for their health. Learn more about how much vitamin B12 is too much.

Many vitamin B12 supplements contain much more of the vitamin than the body needs. No research has yet found any side effects from taking too much vitamin B12. Learn more here.

Though it is not proven to be toxic, there is an average recommended around 2-2.4 mcg of vitamin B12 per day. If you're a pregnant mama or breastfeeding, the average dose should be between 2.6 and ...

Because of B12's importance, many people choose to supplement it. Here's what you need to know about the side effects of taking vitamin B12 supplements and whether it is possible to take too much.

Learn about the side effects of taking too much vitamin B12. This article also looks at when to contact a doctor.

Older women who take supplements with high doses of vitamins B6 and B12 may be more likely than their counterparts who don't to experience hip fractures, a U.S. study suggests.

While some previous research has linked both of these vitamins to a lower risk of heart disease, results have been mixed and some studies have also tied B6 and B12 to fractures in older adults ...

Planning on taking vitamin B12? Cardiologist shares a guide to adding it into your daily routine; explains why it is ‘the unsung hero of your energy levels’.