You cannot overdose on vitamin B12 because it is a water-soluble vitamin, so any excess is excreted through urine.

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 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 ...

Doctors prescribe vitamin B12 shots for people with a B12 deficiency or those with an underlying condition that inteferes ...

If you think you may be deficient or are in a high-risk group, get tested and then consider supplements with medical advice ...

Vitamin supplementation may be a kick-start to a healthy lifestyle, but various vitamins may be toxic to your liver when consumed in high doses.

Explore how vitamin B₁₂ supports the brain and nervous system, why deficiencies persist even in well-nourished populations, ...

When it comes to essential nutrients, the B vitamins get a lot of attention—and rightfully so. The water-soluble vitamins help your body make energy from the food you eat and play an important role ...