BPC 157 And TB 500: Background, Indications, Efficacy, And Safety GlobalRPH Regulatory Alert: The Legal Status of BPC 157 in Compounding and Clinical Practice Holt Law Some peptides are FDA approved drugs. Some are legal supplements. Some are neither. The same word, peptide, covers all three categories. The regulatory status of the specific compound is what determines legality. Too often, BPC 157 gets boxed into a single use: injury recovery. Gabriel Alizaidy, MD, MS