The efficacy of Radix Panax Ginseng in water is to tonify qi and nourish yin, and to clear heat and produce fluids (to remove heat and produce fluids). However, it is difficult to precipitate the active ingredients of the herb in water, so it is recommended to decoct it. American ginseng belongs to the heart, lung and kidney meridians. It is sweet, slightly bitter and cool in nature. It has the function of tonifying qi and nourishing yin, clearing heat and generating fluids, and is often used in the treatment of dry mouth and throat, coughing, phlegm and blood, deficiency heat and tiredness. Pregnant women should be cautious. It should be noted that there is a contraindication to the use of American ginseng with quinoa, so it should not be taken at the same time. Note: It may be difficult to fully precipitate the active ingredients of American ginseng in water, so it is recommended to decoct it for better effect, and it is difficult to exert the effect of a single drug, so it is recommended to pair it with other medicines under the guidance of a professional physician.