American ginseng can be chewed, American ginseng has the effect of tonifying qi and nourishing yin (replenishing vital energy and nourishing yin and fluids), and should be taken in accordance with medical advice. Ginseng can be taken by decoction, which needs to be decocted separately and then mixed with other medicinal juices. Or it can be made into pills or powder. American ginseng can be chewed, but chewing may be limited dose is limited, it is difficult to achieve the therapeutic effect. American ginseng is a Chinese herb that belongs to the heart, lung and kidney meridians. It has the effect of clearing heat and generating fluids, tonifying qi and nourishing yin. It is used for symptoms such as deficiency heat and tiredness, deficiency of qi and yin, internal heat and thirst (internal heat accompanied by symptoms such as excessive eating, drinking and urination), coughing, phlegm and blood, dry mouth and throat. This product should not be used with quassia, and is contraindicated in cases of deficiency of yang in the middle, obstruction of cold and dampness in the middle, and depletion of qi and fire. Adverse effects of Radix et Rhizoma Ginseng are not clear, it should be used under the guidance of doctor’s diagnosis to avoid causing adverse effects.