Hypericum perforatum. Nervous system. Stabilizing. Responsibly wildcrafted. Fresh (undried). Extraction rate 467 mg fresh herb per 0.7 ml. Fresh herb / menstruum ratio: 1:1.5. We prepare our st. John's wort extract from the fresh (undried) flowering & budding top of hypericum perforatum plants which are responsibly wildcrafted in their natural habitat. country of origin : united states of america size : 4 fz pack of : 1 selling unit : each