FDA approved peptides from 1922 to 2023. Each bar represents a period Download Scientific Diagram FDA Immunotherapy Approvals in the Second Half of 2025 OncoDaily An FDA Reversal on Peptides Could Open the Market to Unsafe Drugs ProPublica The Peptide Craze Ground Truths 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,