Feverfew Extract from the leaf & flower (no stem) of Tanacetum parthenium plants which are Certified Organically Grown on our own farm without the use of chemical fertilizers pesticides or herbicides.To assure optimal extraction of Feverfew's bioactive compounds the plants are hand-harvested only while in full-flower are carefully shade-dried to retain their full color & aroma and are then thoroughly extracted.Other products from HerbsPro