The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University How does the Peptide BPC 157 Work? Just ordered the bpc157 and tb500 mix for this lingering shoulder injury I've had for about 6 months. What's the best way to inject it and how often? TB 500 For Sale (Thymosin beta 4) (5mg 10mg) Core Peptides Too often, BPC 157 gets boxed into a single use: injury recovery. Gabriel Alizaidy, MD, MS