Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

What happens if your body has too much vitamin B12? Read on to find out the dangerous side effects of having excessive levels ...

Vitamin B12 plays a crucial role in the health and performance of the body. With this knowledge, people often reach for supplements at the drugstore. But how much Vitamin B12 do we actually need, and ...