Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review Most peptides are broken down in the stomach and not absorbed when taken orally, which is why injectable forms are often used. BPC 157 is a unique exception. Because it originates from the gut, its Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports BPC 157 Injectable vs. Oral Which is Best Mike Torchia and Kwan James break down the difference between injectable and oral peptides. Injectables are more direct for joints, tissue repair, and BPC 157 "The Wolverine Peptide" was one of my favorites, so what happened to it? Why Effective Peptides Like BPC 157 DisappearAnd What's Replacing Them The Inside Story on PAD, Regulatory Shifts, and What