BPC 157: Miracle Healing Peptide or Hidden Danger? Peptides went from niche bodybuilding compounds to mainstream wellness culture in under five years. The appeal makes sense on the surface, naturally occurring, targeted mechanisms, marketed as smarter than traditional pharmaceuticals. What Pentadecapeptide BPC 157 (PL 14736) improves ligament healing in the rat Cerovecki 2010 Journal of Orthopaedic Research Wiley Online Library BPC 157: What It Is, What We Know, and Why Its Use for Arthritis Remains Unproven San Diego Orthobiologics Medical Group BPC 157: Experimental Peptide Creates Risk for Athletes