* Certified Potency * Standardized Extract * With Vitamin C and Zinc * Herbal Supplement * FreshCare System Echinacea – Power Plus Formula is a synergistic blend providing the nutrients Vitamin C and Zinc with Certified Potency Echinacea angustifolia Root Extract and Echinacea purpurea Root. It is formulated to help maintain good health and strengthen the body’s natural nutritional defenses. Certified Potency® is your guarantee of dependable consistent quality and potency in every capsule every time! Only from Nature’s Herbs. Our exclusive Freshcare® System inhibits normal plant oxidation, maintaining product potency and extending freshness. It includes all–natural antioxidants in each capsule, oxygen–absorbing packets in each bottle, special air–tight seals and amber glass packaging for uncompromised quality.