FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News Patient Playbook BPC 157: The Miracle Molecule That Isn't BPC 157 has already hit the mainstream, but should it hit your bloodstream? Everyone is celebrating the peptide reversal. I'd slow down. For two years BPC 157, TB 500, and Thymosin Alpha 1 were banned. Americans bought them from overseas anyway. The ban didn't stop demand. It The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University BPC 157 Banned: Key Facts on the Latest FDA Decision