Usual powdered root dose range is preparations are taken in doses of 200-600 mg per day. Author recommends limiting duration of treatment to 3 months due to possible hormone-like effects. Watch for diminished platelet 400-1200 mg per day. Monitor individuals on anticoagulants. Watch for potential hypoglycemia effects.
Many products are unstandardized and many contain very little ginseng.
There is great variation in quality of ginseng in American market. Used to treat mild states of nervous anxiety, tension, and agitation. Kava extracts are used in the range of 60-120 mg of kavapyrones daily. Traditional kava drinks contain about 250 mg of kavalactones and several bowls may be drunk at a sitting. Duration of use should not exceed 3 months per author.