Elderberry, Zinc &ampamp; Echinacea Syrup is a comprehensive nutritional supplement formulated in an easy-to-use liquid form.&ampnbsp; Numerous studies have shown that Zinc may support healthy immune system function.&ampnbsp; Elderberry and Echinacea are synergistic herbal ingredients that complement Zinc's nutritive properties.* This synergistic blend is optimal for all seasons.&ampnbsp;Echinacea Species and Their Active Ingredients&ampnbsp;Related Products