Quantum Cold And Flu Liquid Extract - 2 Fl OzQuantum health immune support liquid extract can be used as a daily supplement to support the immune system. Suggested use is 1 to 2 droppers in hot or cold water or tea 3 to 5 times daily. Ingredients in this 2 fl. Oz. Bottle include elderberry extract, echinacea purpurea leaf, echinacea angustifolia leaf and goldenseal leaf. country of origin : united states size : 2 oz pack of : 1 selling unit : each keywords : echinacea; elderberry; supplement;