'People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian Imagine a compound that accelerates healing, reduces inflammation, and supports muscle recoverythat's BPC 157. This powerful peptide is derived from gastric juice and works by increasing growth factors at the site of FDA Is Expected to Lift Restriction on Peptides, Heeding RFK Jr.'s Wishes The New York Times FDA to weigh easing limits on peptides promoted by RFK Jr. NBC 6 South Florida E284: Gary Brecka High Performance