what size needle to inject bpc 157 b12 injection use for Needle Sizes Explained: Choosing the Right Gauge for Different Injections intramuscular b12 injection needle size – needle size for bpc 157

Its important that you understand the right TYPE of B12 to use and where/how to inject it

If a vial is multi-dose, follow the label or pharmacist instructions for how long it can be used after opening

Archived from the original (PDF) on 16 February 2017

Always follow your healthcare provider's instructions

This might have been due to the resolution of nerve root edema and inflammatory reactions in both groups by the end of the follow-up

Further, NICE and the BNF says that if there are neurological symptoms present, then every other day injections are the recommended treatment, so all the points you make about B12 being stored and sufficient are not really relevant