BPC 157: Experimental Peptide Creates Risk for Athletes FDA to weigh easing limits on unproven peptides promoted by RFK Jr. FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News of the Federal Food, Drug, and Cosmetic Act (FDCA).* What are peptides? FDA may ease restrictions on unproven health fad LiveNOW from FOX New: An FDA decision to place 19 peptides on the unsafe list was supported by numerous documented safety concerns, former officials said. Even though demand for peptide therapies has exploded since then,