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 doesnt have human data yet, so Sources: U.S. Food and Drug Administration (FDA) Compounding and the FDA (503A & 503B guidance) FDA warning letters on unapproved peptide products National Institutes of Health (NIH) PubMed Are Peptides Safe? What Older Adults Need to Know Most people hear not FDA approved and immediately think unsafe or ineffective but the reality is a lot more about economics than science. If something can't be patented, there's little incentive to