BPC 157 Oral vs Injection: Which Is More Effective? Amino Innovations Theres a lot of debate about whether BPC 157 needs to be injected or if the oral version works. The truth is, oral BPC 157 can be just as effective as injectablebut with one key adjustment. A small 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 I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA