Could BPC 157 Help Support Women Through Menopause? The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University Peptide Series #2 BPC 157 Your body already makes this peptide. BPC 157 is naturally found in your gastric juice it's part of how your gut protects itself. Scientists isolated it, BPC 157: The peptide your body's been waiting for. Your body already knows how to heal BPC 157 just turns up the volume. From accelerating tendon repair and restoring gut lining, to