FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures Pittsburgh Post Gazette Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals FDA moves toward easing restrictions on certain peptides BioPharma Dive FDA's Overreach on Compounded Peptides