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 Explained: Benefits, Safety & Oral vs Injectable Options Is BPC 157 Banned? Oral vs. Injectable Forms Explained Peptide BPC 157(HEXADECAPEPTIDE) Synthagen Synthagen PL Peptide side effects no one talks about BPC 157 headaches. TB 500 fatigue. CJC Ipamorelin water retention. Most people quit. But 90% of the time it's the protocol, not the peptide.