Having a vitamin B12 deficiency can cause a host of health issues, from lousy sleep to fitness plateaus. Check out what AgelessRx B12 options have to offer.

Those who are pregnant or nursing may need to use oral supplements or another kind of supplementary B12, such as injections. Those who experience a B12 deficiency due to issues absorbing B12 may ...

This includes who should consider vitamin B12 supplements and the differences between B12 injections and B12 supplements. Vitamin B12 contains cobalt, hence its name, cobalamin. It is a vitamin ...