BPC 157 Banned: Key Facts on the Latest FDA Decision 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. FDA's Overreach on Compounded Peptides FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea PEPTIDES: THE 2026 FDA CRACKDOWN CONTROVERSYWhy this is MASSIVE SEO RIGHT NOW BPC 157 banned