Nausea, diarrhea, vomiting, constipation, reflux, and reduced appetite are most common
Poor aseptic technique on each puncture
Injections are particularly appropriate for those with: Pernicious anaemia, an autoimmune condition affecting B12 absorption Conditions affecting the stomach or small intestine, such as Crohns disease or coeliac disease Those who have had gastric surgery or bariatric procedures Strict vegans and vegetarians not meeting their B12 needs through food or oral supplements For those who can absorb B12 normally, oral supplements are generally an effective and well-evidenced alternative to injections
In these instances, elevated B12 may not be the root cause of illness but a biomarker that may signal a deeper health concern needing investigation
Because BPC-157 is sold for research purposes only, institutional review boards and oversight committees frequently insist on clear language in protocols, consent discussions (when animal handlers or other staff are involved), and publication drafts
