which is better vitamin b12 injection or tablet B12 Injections vs Supplements: 16 Key Facts Explained are b12 injections better than

& Ehrenfeld, E

Key Considerations for Timing: Take B12 and iron supplements at different times to avoid possible interactions

Our team has observed that for studies focusing on long-term, sustained NNMT inhibition where slight variations in peak plasma concentration aren't catastrophic, the oral route might be sufficient

Dispose of each syringe after its use by placing in a puncture proof container such as a coffee can or a sharps container to return to the clinic for disposal in a bio-waste container

As long as your kidneys are working then your body will have no problem getting rid of any excess B12 that you may take by mouth