Product Information from Herb Pharm We prepare our Yerba Santa Extract from the dried leaf of Eriodictyon californicum shrubs which are Custom Wildcrafted in their wild native habitat in California's Sierra Nevada Mountains. To assure optimal extraction of Yerba Santa's bioactive compounds, the leaves are hand-harvested in mid-summer when they are at their highest resin content, are carefully shade-dried to retain their full color and aroma, and are then thoroughly extracted. Our Yerba Santa is never fumigated or irradiated. Contains: Certified organic grain alcohol, distilled water & Yerba Santa extractives. Suggested Use Shake well before using. Two to five times per day take 30 to 40 drops in a little water. Supplement Facts Our Yerba Santa is never fumigated or irradiated. Dry herb/ menstruum ratio 1:5 Contains certified organic grain alcohol (66-76%), distilled water & Yerba Santa extractives. Warnings Keep out of the reach of children.