We prepare our Spilanthes Extract from the fresh (undried) flowering herb & root of Spilanthes acmella plants which are Certified Organically Grown on our own farm without the use of chemical fertilizers pesticides or herbicides.To assure optimal extraction of Spilanthes' bioactive compounds the plants are hand-harvested only when in full-flower and are then taken directly to our laboratory and promptly extracted while still fresh and succulent.Our Spilanthes is never fumigated or irradiated.Other products from HerbsPro