Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review How Long Does BPC 157 Last? BPC 157 for Erectile Dysfunction: What the Evidence Actually Shows Peptides like BPC 157 are everywhere on social media right now. They are most commonly promoted for injury and tendon healing and are often paired with other peptides such as TB 500.