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 ...

If you're considering a vitamin B12 supplement because of certain dietary restrictions, medical conditions or your age, this ...

Our body needs a variety of different vitamins and minerals to thrive, including eight different B vitamins. And out of all of them, vitamin B12 might be the most popular. But what exactly is B12, and ...