Hello, soaking dandelion, Polygonatum odoratum, Dendrobium, Radix Adenophora and Ophiopogon japonicus together in water can clear away heat and detoxify, nourish yin and moisturize dryness, produce fluid and quench thirst, relieve restlessness, moisten the lungs and relieve cough, and nourish yin. It has the effects of nourishing the kidney, lowering lipids, lowering blood pressure, and lowering blood sugar. It is used to treat patients with yin deficiency, dryness, heat, dry cough with less phlegm, dry mouth and throat. It is not suitable for people with spleen and stomach deficiency, people with weak spleen and stomach, people with severe cold and dampness, and people with yang deficiency who are afraid of cold.