Rheumatoid arthritis is a chronic systemic disease mainly characterized by arthrosis. Symptoms mainly include swelling, pain and restricted movement in the joints of the limbs, affecting one or more joints, and in severe cases, stiffness, deformation and fixation of the joints. According to traditional Chinese medicine, rheumatoid disease is caused by dampness, heat, phlegm and stagnation, blocking the meridians and channels and preventing the flow of Qi and blood. In line with the doctor’s diagnosis and treatment at the same time, if the patient has a choice in diet, it can not only eliminate the generation of phlegm and dampness, but also can play a role in reducing symptoms, stabilizing the disease, preventing recurrence, and promoting recovery. 1, to limit the intake of high-fat food. Fat in the body’s oxidation process can produce a substance —- ketone bodies, too much ketone body will strongly stimulate the joints, making the pain worse, rheumatoid arthritis is extremely detrimental to the recovery. And big fish and meat fat, sweet and thick taste, the most easy to produce phlegm and wet, so eat less is better. 2, to control the intake of protein. Beef, lamb, fish, lean pork, eggs, dairy products, etc., although they contain high calories, nutritious, but too much consumption will increase the burden on the stomach and intestines, affecting the digestive function, become the source of phlegm and dampness. Therefore, the intake of protein should be fully digested and absorbed by the stomach and intestines, but also to meet the physiological needs of the body as the degree. 3, avoid sweets and cold food genus, because too much will be congested spleen and stomach, injury and digestive function and produce phlegm. In order to ensure that the body’s need for nutrition and heat, rheumatoid arthritis patients can eat more fresh vegetables and fruits, such as carrots, loofah, winter melon, water chestnuts, yams, cabbage, tomatoes, watermelon, apples, etc.. Because these foods not only contain a large number of vitamins, trace elements, and easy to digest and absorb, suitable for patients to eat.