There is no such thing as what is the best food for dermatomyositis. Dermatomyositis patients can eat more light, easy to digest and rich in protein and other nutrients. Generally speaking, keeping nutritional balance is better for dermatomyositis patients. Dermatomyositis is a group of autoimmune diseases mainly involving the skin and muscles, its course is long, can not be completely cured. Its clinical characteristics are mainly manifested as symmetrical proximal limb muscles, neck muscles, pharyngeal muscle weakness, muscle tenderness and elevated serum myosin, which may involve other organs or tissues such as lungs, heart, joints, blood vessels, etc. It can be combined with autoimmune diseases or tumors. It may be combined with autoimmune diseases or tumors. In severe cases, interstitial lung lesions, lung infection, respiratory muscle weakness, resulting in respiratory failure and life-threatening. Dermatomyositis patients need to strengthen the dietary adjustment, reasonable diet, generally can be appropriate to eat more light, easy to digest and rich in protein, vitamins and trace elements and other nutrients, such as fresh fruits, vegetables, beans, meat, dairy products, etc., and try to maintain a balanced nutrition to meet the needs of the body. Dermatomyositis patients need to quit smoking and alcohol, eat less greasy, spicy stimulating food such as fried food, chili peppers, etc., so as not to cause gastrointestinal discomfort, aggravate the condition. Muscle function exercise can also be carried out appropriately, but should avoid strenuous exercise, try to keep the skin dry and clean. If there is any discomfort related to dermatomyositis, it is recommended to consult a doctor in time and follow the doctor’s instructions to standardize the diagnosis and treatment.