RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News