St. John's Wort

Other names Hypericum Perforatum, Hypericum Perforatum L., Perforate St John's-wort, Saint John's Wort

This nootropic has no healthy human placebo-controlled studies that meet our inclusion criteria. Negative side effects can occur if used carelessly, so make sure you’re aware of the risks of St. John's Wort.


The legality and side effects of St. John's Wort


Studies conducted on the effects of St. John's Wort in healthy humans

Last updated Saturday, June 10, 2023