The efficacy of American ginseng slices in water is to replenish qi and nourish yin, clear heat and generate fluids. Radix Panax Ginseng is the root of Panax Ginseng, family Wujiaceae. This product is a qi tonic, cool in nature, sweet in taste, slightly bitter, and belongs to the heart, lung and kidney meridians. It has the effect of tonifying qi and nourishing yin, clearing heat and generating body fluid. It is mainly used for the treatment of deficiency of qi and yin, deficiency heat and tiredness, coughing, phlegm and blood, internal heat and thirst (internal heat accompanied by symptoms such as eating more, drinking more and urinating more), dry mouth and throat and other symptoms. The efficacy of ginseng tablets in water is limited, and it cannot be used as a substitute for medication. Ginseng is contraindicated to be used with quinoa, and is contraindicated to be used in cases of deficiency of yang, obstruction of cold and dampness, and Qi depletion and fire, etc. It is also contraindicated to be used in cases of solid and fire depression. Its adverse reactions are not clear. It is recommended to consult a doctor before drinking water with American ginseng tablets, do not blindly self-medication.