This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: There’s not much research on B12 shots for weight loss. People with obesity tend … ...

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 ...

People who don’t get enough vitamin B12 through their diets may need a supplement to fill the gap. Here’s how much to take.

B12 shots work fast but don’t last long. Most leaves your body within a day, though some is stored in the liver. Regular injections may be necessary to maintain steady levels, especially if you have ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Since the dawn of the Internet (and probably well before), there have been several solutions sold for weight management — including ...

Vitamin B12 is essential for nerve function and red blood cell production, with daily needs varying by age, pregnancy status, ...

Ever get that tingly feeling in your feet and hands? Are you a little more tired than usual? Unusually fatigued? Does even your brain feel drained? Have a migraine headache, too? It could be you're ...

DEAR DR. ROACH: I am 71 years old and was diagnosed with pernicious anemia in October 2024. My B12 and folate levels were low. My antiparietal antibodies were abnormal, but the intrinsic factor ...