Serving Size:One Teaspoon (4.9 mL) Active Ingredients: Yellowdock (Rumex crispus) Root Extract (1:1) 4.9mL Other Ingredients:Grain alcohol (44%) and purified water. Botanical Name: Rumex crispus Root 1:1 Vegetarian Formula Gluten Free Hypoallergenic BYD2 Professional Formulas