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 Lifts Ban on Peptides: Muscle Growth & Recovery Benefits Exploring Ipamorelin in the UK: A Guide to This Popular Peptide FDA's Overreach on Compounded Peptides The science behind the peptide craze Scientific American