The U.S. Food and Drug Administration is moving toward allowing compounding pharmacies to produce more than a dozen injectable peptides that were banned because of potentially significant safety risks, the New York On August 15 2025, the U.S. Food & Drug Administration (FDA) issued a Warning Letter to Platinum Biologics LLC for marketing umbilicalcordderived products including exosome products (NanoEx & Nano Xsomes) without approval. FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News FDA Sends Warning Letters to Multiple Companies for Illegally Selling Adulterated Dietary Supplements FDA