2. Winter is the most suitable season for taking ginseng. It is most suitable to take ginseng tonic at this time for qi deficiency constitution with shortness of breath, fatigue, frequent dizziness, low blood pressure, easy to catch a cold and cold in winter.

3. Slice ginseng, take about 3g each time (about 5-10 slices), put it in a thermos cup, pour it into boiling water, cover it for about half an hour, and take it for tea. This method can be used for repeated brewing until the ginseng tea is tasteless, and finally the ginseng residue can be chewed. This method is simple and does not waste medicinal materials, and is suitable for long-term administration.