Topical diclofenac gel applied directly to the painful area reduces localized inflammation without the systemic downsides of oral NSAIDs
Exp Eye Res 2011
You don't know the purity, you don't know if there are contaminants, and you can't trust your data
BPC-157 is so widely available that I doubt any pharmaceutical company would invest in the necessary research to prove or disprove its efficacy and safety, since they are unlikely to gain from it financially
Vasavada A, Patel P, Sanghavi DK
Croatian researcher Predrag Sikiric and colleagues at the University of Zagreb have published the bulk of the animal research over roughly three decades, with studies covering tendon healing, gastric ulceration, colitis, brain injury, and systemic organ protection in rodent models