Warning: BPC 157 is a synthetic peptide and an unapproved drug, often promoted with misleading claims. It is prohibited and on the DoD Prohibited Dietary Supplement Ingredients List. Don't gamble with your Which non FDA (United States Food and Drug Administration) approved peptides, such as BPC 157 (Body Protection Compound 157) and TB 500 (Thymosin Beta 500), are likely legitimate for medical use under strict supervision? FDA Moves on Peptides: What Compounding Pharmacies Need to Know BPC 157: Experimental Peptide Creates Risk for Athletes FDA takes first step in possible reversal of ban on some peptides The Washington Post FDA Targets GLP 1 and Peptide Compounding, Advertising and 'Research Use Only' Labeling