TB 500 vs BPC 157: Comprehensive comparison of healing peptides BPC 157 erectile dysfunction: What the evidence and user experiences actually show Is BPC 157 Banned? Oral vs. Injectable Forms Explained 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. Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype