People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian Injectable peptides touted as new fountain of youth. But the science isn't there CBC Radio BPC 157 Peptide Therapy in Amarillo, Texas Awaken Medical Aesthetics BPC 157: Miracle Healing Peptide or Hidden Danger? 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