The Tonic herbs are a special category in Chinese Medicine. They are more like highly nutritious foods than medicinal herbs for treating specific diseases. These herbs also referred to as adaptogens. Astragalus builds the protective energy in the body, known as Wei Qi, in Chinese Medicine. Astragalus builds the lung energy and it is very beneficial in cases of sinus problems, asthma, colds or flu.
Astragalus also benefits the immune system.
Preliminary test tube studies show that Astragalus may help to restore some immune activity in patients undergoing chemotherapy. Astragalus has also been shown to be effective as a diuretic and is beneficial in congestive heart syndrome. Long-term intake of Astragalus builds essence, as can Ginseng. While there are over 2,000 types of Astragalus worldwide, the Chinese version has been extensively tested, both chemically and pharmacologically. Immunotherapy with Chinese medicinal herbs.