Most peptides are broken down in the stomach and not absorbed when taken orally, which is why injectable forms are often used. BPC 157 is a unique exception. Because it originates from the gut, its BPC 157 trifluoroacetate salt 95% (HPLC) Sigma Aldrich BPC 157 erectile dysfunction: What the evidence and user experiences actually show 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 Where to inject BPC 157 for erectile dysfunction BPC 157 and Erectile Dysfunction: What the Evidence Actually Shows