Astragalus membranaceus is a leguminous plant and a commonly used Chinese medicine. Its main pharmacological effects are "invigorating qi and consolidating exterior", benefiting water, nourishing toxin and promoting granulation. What is "Yiqi"? Astragalus membranaceus can be used in any situation that Chinese medicine considers as "qi deficiency", "deficiency of both qi and blood" and "discomfort of middle qi". Usually weak constitution, easy to fatigue, often feel weak, often a manifestation of "qi deficiency." Anemia is often "deficiency of qi and blood". The symptoms of proctoptosis and uterine prolapse are often considered as "stagnation of middle qi". For people with the above symptoms, it is beneficial to eat some astragalus in winter. Of course, it is best to take it under the guidance of a doctor. Some people are prone to catch a cold when the weather changes, which is called "duplicity" by Chinese medicine. Astragalus membranaceus can be used to consolidate exterior. Taking astragalus regularly can avoid catching a cold. There is a famous prescription in Chinese medicine called Yupingfeng Powder, which contains three kinds of medicines. The main medicine is Astragalus membranaceus, which can be used to treat common colds. Because people are weak or older, lower limbs often have some edema. If it belongs to "qi deficiency", you can also take Astragalus regularly. People with chronic kidney disease may also have edema. Astragalus membranaceus is sometimes commonly used in Chinese medicine treatment. The so-called "supporting poison and promoting granulation" means that the wound is easy to recover after operation, or the abscess is suppurated and promotes granulation for a long time. Use about 30 grams of Astragalus membranaceus every day and take it after decocting in water. Or decocted in water for future generations to drink tea. 30g of Astragalus membranaceus and 0g of Lycium barbarum15g are taken after decoction, which is better for people with weak qi and blood.