RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals Why Are People Injecting Themselves with Peptides? The New Yorker The Food and Drug Administration will hold a meeting this summer to consider easing restrictions on more than a half dozen peptide injections, a group of unapproved therapies that have become popular 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, FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures Pittsburgh Post Gazette