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

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

Medically reviewed by Erika Prouty, PharmD Key Takeaways Vitamin B12 is generally safe, but rare reactions like allergies or ...

Self-medicating with vitamin B12 without a doctor’s guidance is not a good idea. Even though B12 is water-soluble (meaning excess amounts are usually flushed out in urine), taking more than your body ...

Though energy drink companies started marketing their products as energy boosters only, they are now promoting the inclusion of popular vitamins and minerals, giving some consumers the illusion that ...

Vitamin B12 is essential for blood formation, nerve and brain function, and energy metabolism. Deficiency is common in vegetarians, older adults, and malabsorption states and causes fatigue, ...

If you're not getting enough vitamin B12 from food, a supplement can help fill the gap. Here's what experts recommend for taking it.

Vitamin B12 deficiency can cause early warning signs in the feet, including tingling, numbness, and balance problems due to ...

Pernicious anemia is an autoimmune condition in which the body cannot absorb vitamin B12 properly. A person with pernicious anemia requires lifelong vitamin B12 supplementation. Vitamin B12 is ...