When will the FDA reclassify BPC 157 to Category 1? Odds & Predictions FDA Is Expected to Lift Restriction on Peptides, Heeding RFK Jr.'s Wishes The New York Times FDA takes first step in possible reversal of ban on some peptides The Washington Post The Peptide Craze Ground Truths Category 1 vs. Category 2. The FDA's peptide update, explained. Category 2 peptides are on the FDA's difficult to compound list, which effectively blocks licensed pharmacies from producing them. Category 1 means