b complex liver extract with vitamin b12 injection uses Ajay Stallion Vitamin B Complex +

The injection guide covers syringe selection in more detail

Kraus D, Yang Q, Kong D, Banks AS, Zhang L, Rodgers JT, Pirinen E, Pulinilkunnil TC, Gong F, Wang YC, Cen Y, Sauve AA, Asara JM, Peroni OD, Monia BP, Bhanot S, Alhonen L, Puigserver P, Kahn BB. Nicotinamide N-methyltransferase knockdown protects against diet-induced obesity. Nature. 2014 Apr 10;508(7495):258-62. doi: 10.1038/nature13198. PMID: 24717514; PMCID: PMC4107212

My GP has put me on a short course of prednisolone and i am also taking zinc and vitamin c

Drinking a lot of alcohol or taking certain medicines can also affect B12 absorption

It says theres a concerning lack of published [human] clinical trial data on BPC 157

This simplifies cell culture applications and eliminates solvent-related confounding factors