Had sort of assumed it was to do with risks of cross contamination but thinking about how others have described the process of doing an intra-muscular injection I think different sized needs are used to draw the fluid in to the syringe - probably a wider one - and then a finer one to inject
Recent studies have also shown that the inflammatory response of macrophages can be attenuated by inhibiting succinic acid ( sUA induces insulin resistance in macrophages
Conversion into succinate is a rate-limiting step in oxidative phosphorylation
Above pH 8.0, alkaline conditions promote rapid thiol oxidation, degrading more than 70% of the GSH content within 48 hours
Clues that suggest a GI origin include an obvious relation to meals, improvement with antacids, associated abdominal symptoms (nausea, bloating), and pain that varies with swallowing
Currently, human evidence on BPC-157 is limited, and most research comes from animal studies and preclinical research