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. GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B BPC 157 and TB 500: Injury Healing Peptides Jonathan L. Glashow posted on the topic LinkedIn Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype