Here's what you need to know about vitamin B12 injections, from where and how to get them to potential benefits and side effects. B12 is an essential vitamin that plays an important role in making ...

While it's crucial to consume sufficient levels of all important B vitamins, having too much can have worrying side effects ... giving injections, multiple injections of vitamin B12 will increase ...

Vitamin B12 injections are generally safe, with few side effects and the possibility of allergic reactions. Depending on your ...