Xiyangshen tastes bitter, sweet and fresh. It belongs to the lung and stomach meridian. Its main function is to moisturize the lung and reduce fire, nourish the stomach and promote the production of fluids. It is often used in the treatment of yin deficiency and fire, asthma, hemoptysis, fever, qi and yin injuries, fatigue and thirst, lack of bodily fluids, and dry mouth. Ginseng is sweet in flavor, slightly yellow and flat in nature. It belongs to the meridians of spleen and lung. It is used for treating qi deficiency, qi weakness, qi and lung deficiency, fluid damage, thirst, irritability, sleep, palpitation, forgetfulness, qi deficiency and impotence.

The longitudinal wrinkles of American ginseng and American ginseng are deeper and finer, and compared with the texture, American ginseng is relatively lighter, and American ginseng has a little bit of hardness when it is tightened. At the same time, holding it will feel heavy. Ginseng, as a grade, is at the top of the three treasures. It is the "No. 1 remedy for fatigue and internal injuries" and has the effect of prolonging life. Ginseng is extracted from the spikenard. Cultivated ginseng is called "garden ginseng" and wild ginseng is called "mountain ginseng", also known as "purple sea" and "mountain ginseng".

The taproot of ginseng is cylindrical or axial. It is longer than American ginseng. It is about 3 centimeters to 3 centimeters long. Its surface color is beige. It has many branching roots underneath. You have a firm texture and a subtle aroma. American ginseng has a shorter root, about 3 inches to 6 inches long, with one or more lateral roots in the lower middle part of the taproot. Its odor is the same as American ginseng, but the flavor is stronger. It is sweet and hot, while American ginseng is sweet and cool. It has the effects of benefiting qi and nourishing yin, clearing fire and generating body fluid, and can be used to treat lung deficiency, prolonged cough, dry pharynx, deficiency fire, and lung heat. In external fever, symptoms such as deficiency of qi and yin, dryness of lung and stomach fluids, thirst, deficiency of qi, generalized weakness, and excessive water can be treated with American ginseng.

Xiyangshen is a cold tonic with the functions of nourishing yin and moistening the lung, clearing fire and nourishing the stomach, and generating fluid. The clinical application of American ginseng is characterized by regulating but not drying, supporting the positive and dispelling the evil, opening the core and regulating. It is mainly used for moistening the lungs and lowering the fire, generating fluids and relieving fatigue. Ginseng is hot in nature and bitter in taste. Heating can adjust Yang cold, bitter flavor can moisten dryness; American ginseng is cold in nature. Clears heat and nourishes yin, generates fluids and quenches thirst, ginseng replenishes qi and nourishes yang; western ginseng has the effect of replenishing qi and nourishing yin.