The honest truth About Peptides BP 157 and TB 500! Before you start #peptides, watch this video! BPC 157 is one of the peptides that has been getting a lot of attention recently. It is a synthetic peptide derived from a protein found in human gastric juice. In experimental research, The FDA scheduled a hearing on peptides and the implications could be significant for prescribers and BPC 157: Experimental Peptide Creates Risk for Athletes 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? They Call It the 'Wolverine Peptide.' And Everyone from Biohackers to Your Dad Wants It Now.