Gray Market Peptides: So Much Hype, So Little Data What is the efficacy of intranasal BPC 157 (Body Protection Compound 157)? FDA Targets GLP 1 and Peptide Compounding, Advertising and 'Research Use Only' Labeling 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, BPC 157 And TB 500: Background, Indications, Efficacy, And Safety GlobalRPH