Elderly people do not have appetite do not want to eat, may be functional dyspepsia, chronic gastritis, peptic ulcer, oncological diseases, hypothyroidism and other causes, can be adjusted through diet, medication, exercise, need to rule out there are no other diseases. 1. Dietary adjustment: you can eat some appetizing and eliminating fruits, such as hawthorn, pear, orange, etc., eat more vegetables in your daily diet, and avoid foods that are difficult to digest, such as sweet potatoes and fried foods. 2. Drug regulation: if the elderly have no appetite, they can take digestive enzymes, acid suppression, gastric mucosa protection, gastric motility, probiotics and other drugs under the guidance of the doctor, such as digestive enzyme tablets, omeprazole, bismuth potassium citrate, mosapride, bifidobacteria and so on. Hypothyroidism can take levothyroxine tablets as prescribed by the doctor. 3. Exercise regulation: the elderly should carry out appropriate aerobic exercise every day, such as jogging, playing Tai Chi, etc., to promote gastrointestinal peristalsis and enhance the digestive function. 4. Surgical treatment: If suffering from tumor disease, surgical treatment is needed. There are other reasons why the elderly do not want to eat, if the above symptoms are not relieved or progressive aggravation, you should go to the hospital in time to do the relevant examination, to clarify the cause of the disease, symptomatic treatment.