BPC 157: Hype or Helpful? After my post on Retatrutide did well, I'm continuing the peptide education series. Let's talk about BPC 157. It's a synthetic peptide derived from a protective protein found in BPC157 Therapy Des Moines Peptide Therapy Iowa IV BPC ARG Double Strength LVLUP Health 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.