Umbrella Labs BPC157 Liquid Spray Peptide Research Use Only Program Expands Access For High Rigor Regenerative Biology, Gastrointestinal, And Tissue Repair Bench Science Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype BPC 157: Miracle Healing Peptide or Hidden Danger? 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.