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 BPC 157 is a peptide made up of short chain amino acids that may help support recovery, repair, and reduce inflammation. Whether you're an athlete recovering from an injury or dealing with Thoughts on BPC 157? : r crossfit Does BPC 157 Build Muscle? Effectiveness and Benefits Comparing Sermorelin and BPC 157: Benefits and Differences