Exploring B12 Shots & Injections: The Good, Bad, and Alternative
Assemble Your Injection Device: If you're using a syringe and vial, remove the caps and, using a new needle, draw air into the syringe equal to your dose
Potential Synergistic Supplementation of NAD+ Promoting Compounds as a Strategy for Increasing Healthspan
It is injected intramuscularly or subcutaneously (deep under the skin), depending on the providers instructions and patient preference
Still, that effect did not replicate at scale in the larger, longer Phase IIb study designed to confirm it which is the standard reason a compounds development gets discontinued rather than a sign the compound is unsafe
Further information You might be interested to check out the following webpages: What every vegan should know about vitamin B12 an Open Letter with detailed information on vitamin B12 endorsed by health professionals