We have written extensively about what BPC-157 actually does and the body protective compound clinical applications, and the short version is that the strongest evidence supports tendon and ligament repair, gut-lining integrity, and reduction of NSAID-related tissue damage
If you need someone to give it to you, consider using the deltoid/shoulder
Miriyala S, Thippakorn C, Chaiswing L, Xu Y, Noel T, Tovmasyan A, et al
When evaluated together in experimental environments, these peptides provide researchers with a framework for studying synergistic biological pathways associated with regenerative signaling, extracellular matrix regulation, and angiogenic activity