People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian The FDA just announced that they're taking steps to lift restrictions on 12 peptides including BPC 157 and TB 500 making them accessible through compounding pharmacies again. This is a HUGE step 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 Compounded "semaglutide" is not FDA approved semaglutide.com FDA Peptide Update: Category 2 Removals Explained