It is incorrect to say that it is best to drink several slices of American ginseng a day, it is usually calculated according to grams, and it is recommended to keep it between 3-6g. American ginseng, also known as western ginseng, western ginseng, western ginseng, American ginseng, etc., is the root of American ginseng in the family of Wugaceae, with sweet, slightly bitter taste, cool nature, and belongs to the lungs, heart and kidneys meridian, with the efficacy of replenishing qi and nourishing yin, clearing away heat and generating fluids, clinically it is mostly used in the treatment of qi and yin deficiencies, deficiency of heat, boredom and tiredness, coughing, asthma, phlegm and blood, internal heat and thirst (fever within the body accompanied by symptoms of overeating, drinking, urinating, etc.), and dry mouth and throat, etc. It is not recommended to use with veratrum. This product should not be used together with Veratrum. It is not recommended to take it in cases of deficiency of yang in the middle, obstruction of cold and dampness in the middle, and depression of qi and fire. Radix Panax Ginseng can be boiled and taken, or directly brewed with water for drinking, but the dosage is calculated according to grams, not according to the tablets, it is recommended to keep the daily dosage between 3-6g, the specific need to combine with the individual’s physical condition, the needs of the individual to determine the need to be used under the guidance of professionals. American ginseng belongs to the more common Chinese herbs, no matter the usage, dosage need professional guidance.