Serving Size:One Teaspoon (4.9 mL) Active Ingredients: Wild Indigo (Baptisia tinctoria) Root Extract (1:2) 4.9mL Other Ingredients:Grain alcohol (30%) and purified water. Botanical Name: Baptisia tinctoria Root 1:2 Vegetarian Formula Gluten Free Hypoallergenic BWI2 Professional Formulas