Peptides like BPC 157, TB 500, and growth hormone secretagogues are increasingly marketed for recovery and injury healing., But what does the science actually say?, Most evidence comes from animal BPC 157: Miracle Healing Peptide or Hidden Danger? Injectable peptides touted as new fountain of youth. But the science isn't there CBC Radio OPTIMIZATION DAY , Switching from oral capsules to local sub cutaneous injection of BPC 157 to try and increase my bodys recovery capabilities since suffering a forearm tendon injury. , Ive been