Bpc 157 and TB 500 My protocol and results explained! I've talked about this with probably a dozen different guys over the last 4 months so hopefully this helps someone else. #progress # The FDA just announced that they're taking steps to lift restrictions on 12 peptides including BPC 157 and TB 500 making them accessible through compounding pharmacies again. This is a HUGE step BPC 157 Simple Peptide If you're shaking the vial, you're probably shredding the peptide. Five common reconstitution mistakes each one costs you potency, money, or both: 1. Shaking instead of swirling (denatures the peptide) 2.