Echinacea Premium combines the roots of Echinacea angustifolia and Echinacea purpurea to enhance healthy immune system function. Echinacea has been traditionally used in herbal preparations to: Help enhance healthy immune system function Support upper respiratory tract health Help relieve temporary mild throat discomfort associated with hoarseness, dry throat and irritants* Take 1 tablet 2 - 3 times daily, or as directed. Serving Size: 1 Tablet Amount Per Serving Calories ... 2 Echinacea root 4:1 extract ... 150mg from Echinacea angustifolia root 600 mg Containing alkylamides 2.3 mg Echinacea root 6:1 extract ... 112.5mg from Echinacea purpurea root 675 mg Containing alkylamides 1.8 mg Other Ingredients: Cellulose, calcium phosphate, sodium starch glycollate, hypromellose, silica and magnesium stearate. Caution: Contraindicated in known allergy to plants of the daisy family. Not to be used during pregnancy and lactation unless otherwise directed by a qualified health care professional.