What Are Injectable Peptides? Here's Why Doctors Are Worried About the Latest TikTok Wellness Fad. WSJ FDA takes first step in possible reversal of ban on some peptides The Washington Post 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 Early evidence suggests BPC 157 repairs tissue rather than just dulling symptoms. To read more, tap the link in bio.