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 Mixing, Dosages & Best Application Practises Products Austin Physical Therapy BPC 157: Miracle Healing Peptide or Hidden Danger? Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body. Should a patient continue taking BPC 157 (Body Protection Compound 157) and Tesamorelin (growth hormone releasing factor) stacks if they have symptoms of laryngitis and cold sores?