I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian BPC 157 is being marketed as a healing peptide for tendon injuries, joint pain, gut repair, inflammation, and recovery. The problem is that healing biology is not always simple in people with cancer All the hype about peptides But what are they actuallyand have they really been tested in humans for muscle building or tendon regeneration? We took a deep dive into the literature