should you take oral vitamin b12 between injections vs Injection B12 Injection Dose: 7 Guidelines
Description
If youre correcting a deficiency, your doctor may recommend high-dose daily or weekly doses, often via injection.

doi: 10.1016/j.ejim.2014.09.007 18

Dosage may be repeated once or twice weekly as needed

Regardless, I think Ill stop using it, because it cant be healthy to inject aluminum no matter how small the amount

This essential nutrient plays a crucial role in nerve function, red blood cell formation, and DNA synthesis
Vitamin B12 deficiency As per the U.S
