inject b12 into thigh Where to Vitamin Best Vitamin B12 Injection Sites
Description
No headaches, no weird energy spikes, nothing unusual at the injection site beyond a tiny pinch

Mol Psychiatry 25:10941111

Pull the prescribed amount of bacteriostatic water into the syringe before adding anything to the peptide vial

Vitamin B12 Shots Are Very Effective

They are not from published trials
Its very safe when administered properly, and you dont need to be severely deficient to feel a difference