The peptide regulatory landscape in 2026 is in active flux. After the FDA placed 19 popular peptides in Category 2 in late 2023, HHS Secretary RFK Jr. announced in February 2026 that BPC 157: Miracle Healing Peptide or Hidden Danger? BPC 157: Experimental Peptide Creates Risk for Athletes FDA Puts BPC 157, TB 500, and 5 Other Peptides Under the Microscope: What Prescribers Need to Know About the 503A Review Lengea Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype