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 ...

You cannot overdose on vitamin B12 because any excess you simply pee out. If you get b12 shots, you may experience side effects like dizziness, nausea, and fatigue. It is possible to have elevated B12 ...

Q: What are the effects of vitamin B12 deficiency if left untreated? A: A deficiency of vitamin B12 can cause neurological and psychiatric problems that “can progress if left untreated, and can lead ...

Low on energy or focus? A doctor explains how vitamin B12 supplements can support nerves, stamina, and daily vitality.

Vitamin B may ease arthritis-related nerve pain but only if your body actually needs it Read ahead to know an orthopedic POV ...