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 Exercise Based Rehabilitation & Strength Training Poseidon Performance Dartmouth BPC 157 Pure Oral Spray by Integrative Peptides B. Health Shop 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.