Most peptides arent orally bioavailable and they get broken down in the stomach. BPC 157 is a notable exception, especially the arginate salt, which is the superior form when it comes to oral BPC 157 for Erectile Dysfunction: What the Evidence Actually Shows BPC 157 Peptide Erectile Dysfunction: Exploring the Research and Real World Use BPC 157 for Erectile Dysfunction: What the Evidence Shows and Practical Considerations