Think twice before injecting peptides bought online: unauthorized products can seriously harm you Canada.ca First and foremost, my MS isn't as bad as a lot of yall. I mostly have weak knees, balance issues, spasticity, and clonus. That said I recently started on BCP 157 Peptides. It's Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype 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.