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 Gastric pentadecapeptide BPC 157 effective against serotonin syndrome in rats ScienceDirect Pentadecapeptide BPC 157 counteracts L NAME induced catalepsy. BPC 157, L NAME, L arginine, NO relation, in the suited rat acute and chronic models resembling 'positive like' symptoms of schizophrenia ScienceDirect Pentadecapeptide BPC 157 counteracts L NAME induced catalepsy. BPC 157, L NAME, L arginine, NO relation, in the suited rat acute and chronic models resembling 'positive like' symptoms of schizophrenia ScienceDirect