FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures KMBZ 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 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 Peptides are everywhere. Here's what you need to know. MIT Technology Review The Peptide Craze Ground Truths A Retail Explosion of Unapproved Peptides, Research Chemicals, and PEDs