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 FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea What are peptides? The treatments promising weight loss and better skin, explained Vox An FDA Reversal on Peptides Could Open the Market to Unsafe Drugs ProPublica