Are Injectable Peptides Really Anti Aging? Ask anyone from gym bros to marathoners to your 65 year old dad who says he's suddenly spry and you'll hear about BPC 157's potential to heal tendons and ligaments, speed up postsurgical recovery, and Bpc 157 and TB 500 My protocol and results explained! I've talked about this with probably a dozen different guys over the last 4 months so hopefully this helps someone else. #progress # The peptide, the fitness world is obsessed with but what does the science actually say? BPC 157 (Body Protective Compound 157) has taken over gyms, Reddit threads, and biohacker forums. Athletes swear by Pentadecapeptide BPC 157 (PL 14736) improves ligament healing in the rat Cerovecki 2010 Journal of Orthopaedic Research Wiley Online Library