There are a few things that can make your B12 injection less effective or shorten the length of time you can enjoy the benefits
Blasting it with a jet of water from the syringe breaks it apart aggressively, creating foam and increasing the surface area exposed to mechanical stress
Specific volumes, target concentrations, and dose calculations cited in non-clinical or informal sources are not derived from authoritative data and may be inaccurate, unsafe, or based on products of unknown quality and purity
[DOI] [PMC free article] [PubMed] [Google Scholar] 71.Boban Blagaic A., Turcic P., Blagaic V., Dubovecak M., Jelovac N., Zemba M., Radic B., Becejac T., Rokotov D.S., Sikiric P