Big FDA review coming this July. Here's what athletes and patients should know about BPC 157, TB 500, and the broader peptide conversation. Always speak with your physician before starting any new protocol. #bpc157 # People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea They Call It the 'Wolverine Peptide.' And Everyone from Biohackers to Your Dad Wants It Now.