Botanical Name: Ligusticum porteri Plant Part Extracted: Whole Root Contains: Certified organic grain alcohol, distilled water & Osha extractives. Description: We prepare our Osha Extract from the roots of Ligusticum porteri plants which are Custom WildcraftedT in their wild high mountain habitat. To assure optimal extraction of Osha's bioactive compounds, the roots are hand-harvested only after the plants & seeds have fully matured, and are then carefully shade-dried and thoroughly extracted. Our Osha is never fumigated or irradiated. Caution: Keep Out of the Reach of Children .