The Chinese Academy of Pharmaceutical Sciences identified by the medicinal plant content of polysaccharide 18.974% of the total alkaloids 0.03%, can improve the body's immune system, the human eye, pharynx, lungs, stomach, intestines, kidneys and other organs of the disease has a special therapeutic effect. With its medicine, there are lower blood sugar, inhibit cardiovascular disease, enhance immunity and anticancer effect; with its tea, can clear the throat, clear the sound and eyesight, relief of summer heat, stomach and heat, because of its effect of peculiar, market scarcity, known as "gold grass", "soft gold
Complement the five viscera deficiency. Heart yin deficiency a nutritious brain, nourish the heart muscle, lower heart fire; liver yin deficiency a improve liver blood circulation, nourish the liver and eyesight; spleen and stomach yin deficiency a nourish the stomach and promote gastrointestinal peristalsis; lung yin deficiency a moisturize the lungs, get rid of dryness, calm the cough; kidney yin deficiency a complementary yin submerged yang, raw blood and bone marrow filler.