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

If you’re enrolled in Medicare, these shots will be covered by Part B if you have them at a doctor’s office or a clinic or Part A if you get them while hospitalized. If you have vitamin B12 deficiency ...

Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under age ...

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.

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 ...

Most people focus on getting common vitamins like A, C or D from their diet and they end up overlooking Vitamin B12. But you shouldn't. Vitamin B12 is one of the most essential nutrient for our bodies ...

Vitamin B12 is an essential nutrient that must be obtained through diet or a supplement. Having too little B12 can cause fatigue, anemia, and neurological problems. Vitamin deficiencies may sometimes ...

Vitamin B12 helps your body make red blood cells, maintain nerve health, may boost energy levels, and support a good metabolism (turning food into energy). Some research suggests that people ...