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? BPC 157: What It Is, What We Know, and Why Its Use for Arthritis Remains Unproven San Diego Orthobiologics Medical Group What Peptides Are Legal in the U.S.? Understanding FDA Approval, Compounding, and the Legal Gray Areas Holt Law BPC 157 aka Wolverine. This peptide is not FDA approved, but it is very popular among the biohacking population. Ashley explains the science behind it, but remember, it doesn't have human data yet, so