BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence Internet famous peptides like BPC 157 and TB 500 might be the future, but right now they're a shot in the dark. What is BPC 157? Everything to know about this peptide Frontiers Pharmacokinetics, distribution, metabolism, and excretion of body protective compound 157, a potential drug for treating various wounds, in rats and dogs BPC 157 for athletes and injury treatment: Science, safety, and legal concerns Peptides like BPC 157 are everywhere on social media right now. They are most commonly promoted for injury and tendon healing and are often paired with other peptides such as TB 500.