FDA Removes 12 Peptides from 503A Category 2 Newtropin BREAKING: FDA UPDATES CATEGORY 2 BULKS LIST OFFICIALLY REMOVES PEPTIDES LIKE BPC 157 The first opportunity for reclassification comes on July 23 24 during the FDA's PCAC meeting Until then, peptides are BREAKING: The FDA just reversed their 2023 peptide ban. 12 peptides pulled from the Category 2 restricted list: 1. BPC 157 2. Thymosin beta 4 fragment (TB 500) 3. Epitalon 4. GHK Cu 5. MOTS C 6. Major peptide regulatory news this week. The FDA announced on April 15 that it will remove 12 peptides from Category 2 of the 503A bulk drug substances list after seven calendar days.