When your body doesn't receive enough vitamin B12, it slows the growth of red blood cells. A cumulative loss of red blood cells can result in vitamin B12 deficiency anemia. With it, you can experience ...

Vitamin B12 Deficiency Side Effects: Vitamin B12, also known as cobalamin, is an essential nutrient that plays an important role in the production of red blood cells, DNA synthesis, and the proper ...

Your doctor will give you the right dosage of vitamin B12 supplement, especially if you will inject it. Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases ...

Vitamin B12 is an essential nutrient. Here are the best food sources of vitamin B12, as well as fortified alternatives for ...

Vitamin B12: what it’s for, benefits, and potential side effects. With the help of an expert, we explore the role this essential nutrient plays in the body and when and how it should be taken.

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.

B12-only supplements usually don’t cause side effects. You get all eight B vitamins when you take a B complex supplement .

This essential vitamin is generally considered safe, even at high doses. However, most people get enough B12 through diet alone, and unnecessary supplementing may lead to negative side effects.

Vitamin B12 is one of the most essential nutrients that plays a key role in nerve function, red blood cell formation, ... an excessive intake of this vitamin may have harmful side effects.

Your red blood cells, nerves, and brain all depend on vitamin B12. But some people don't get enough of this nutrient, and a ...

One in particular, vitamin B12 supplements, ... Vitamin B12 injections are generally safe, with few side effects and the possibility of allergic reactions.