The recommended intake of vitamin B12 for people older than 14 is 2.4 micrograms a day. People who follow a vegetarian or vegan diet may need vitamin B12 supplements. Vitamin B12 injections can treat ...

Vitamins and supplements have gained popularity in recent years, making it challenging to determine which ones are worth the investment. Learn which vitamins work and which ones to skip.

Although some people claim vitamin B12 shots can help with weight loss, experts do not recommend them. They can cause side effects and, in some cases, allergic reactions. According to a 2019 study, ...

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be enough – particularly if you are older. It may even put you at risk for ...

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be enough – particularly if you are older. It may even put you at risk for ...

Q: I'm tired often and heard that vitamin B12 can help with fatigue and boost energy levels. Should I be taking a supplement? A: There's no proven benefit to taking vitamin B12 for fatigue unless you ...