BPC 157 is one of the most unique peptides naturally found in the gut and effective both orally and by injection., Oral supports gut health, while the injectable version helps with healing and BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence Stable Gastric Pentadecapeptide BPC 157 as Therapy After Surgical Detachment of the Quadriceps Muscle from Its Attachments for Muscle to Bone Reattachment in Rats Oral Liposomal BPC Tissue Healing Support Supplement Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype