Vitamin B12 is an essential nutrient that's often overlooked. Also known as cobalamin, vitamin B12 helps your body produce vital red blood cells and boost your energy levels, among other things.

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

You cannot overdose on vitamin B12 since it is a water-soluble vitamin. skaman306/Getty Images You cannot overdose on vitamin B12 because any excess you simply pee out. If you get b12 shots, you may ...

WOONSOCKET, R.I. — CVS Caremark's MinuteClinic division has expanded its suite of services to now include vitamin B12 injections and the human papillomavirus vaccination Gardasil. "There is an ...

Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.

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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 ...

Vitamin B12 for weight loss: Does it work? Since the dawn of the Internet (and probably well before), there have been several solutions sold for weight management — including vitamins for weight loss.

New York Yankees pitcher Roger Clemens is feeling the heat. A former trainer has said he injected the seven-time Cy Young winner with steroids and human growth hormone, but Clemens says the only ...