FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea Gray Market Peptides: So Much Hype, So Little Data The FDA scheduled a hearing on peptides and the implications could be significant for prescribers and This is one of the biggest peptide regulatory updates in years, and it's just the beginning. The FDA has officially initiated the first step to reverse its 2023 stance, removing 12 peptides