American ginseng in water is American ginseng tea. American ginseng has a very fragrant flavor, pure and harmonious nature, has the effect of benefiting the qi and lowering the fire, generating fluids and quenching thirst, quenching alcohol and clearing heat, strengthening the spleen and opening the stomach. It is suitable for people with sleep deprivation, bitter mouth and dry throat, and rising liver fire. American ginseng is cool in nature, sweet and bitter in flavor, and enters the heart, lung and kidney meridians. It is effective in tonifying lung qi, clearing fire, nourishing the stomach and promoting the production of body fluid. It is mainly used for coughing up blood in lung deficiency, hot flashes, deficiency of fluid in lung and stomach, irritable thirst and qi deficiency. Complementary but not dry is the characteristics of American ginseng, for qi and yin deficiency, there are signs of deficiency and heat, not suitable for ginseng warmer, with American ginseng would be more suitable.