Supplements and injections are effective ways to treat vitamin B12 deficiencies. These are the benefits and potential risks ...

Here's what you need to know about vitamin B12, from the science-backed health benefits to recommended ... levels of vitamin B12 can also assist in hair, skin, and nail growth by providing oxygen ...

These are the benefits and potential risks ... Moreover, the vitamin helps your hair, nails and skin remain healthy. You can find B12 in four chemical compounds: methylcobalamin ...