FDA moves toward easing restrictions on certain peptides BioPharma Dive Big FDA review coming this July. Here's what athletes and patients should know about BPC 157, TB 500, and the broader peptide conversation. Always speak with your physician before starting any new protocol. #bpc157 # FDA to weigh easing limits on unproven peptides promoted by RFK Jr. BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence The Peptide Craze Ground Truths