Therapeutic Peptides in Aesthetic, Metabolic and Endocrine Conditions: Effects, Safety, Clinical Applications, and Future Perspectives Is BPC 157 Legal? Understanding Its Status and Implications 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 FDA to weigh easing limits on unproven peptides FDA Peptide Update: Category 2 Removals Explained