BPC 157: Miracle Healing Peptide or Hidden Danger? RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals New: An FDA decision to place 19 peptides on the unsafe list was supported by numerous documented safety concerns, former officials said. Even though demand for peptide therapies has exploded since then, The biggest peptide story of 2026 may not be a new study. It may be the FDA review calendar. BPC 157, TB 500, MOTS c, Semax, and other peptides are headed into FDA advisory review The Hidden Risks of BPC157: What Patients Need to Know About Contamination and Safety Regenexx at New Regeneration Orthopedics