Supplement Facts Serving Size: 30 Drops (1 ml) Servings Per Container: 30 Amount Per Serving Organic Feverfew Herb 500 mg (Tanacetum parthenium) Herb Strength Ratio 1:2 * Daily Value Not Established. Other Ingredients: Grain Alcohol ( 45-55% by volume), Deionized Water Do not use during pregnancy. Keep out of the reach of children. Shake well before using. Suggested Usage: 30 drops in water or juice, 1-3 times daily, or as needed.