There is no such thing as the fastest diet for constipation. For constipation patients, breakfast can eat more cabbage, amaranth, spinach, radish and other foods containing dietary fiber, which is conducive to promoting the discharge of stool. Constipated patients can relieve constipation by changing their dietary structure, and the effect is mainly affected by personal factors. Patients with constipation caused by simple poor dietary habits, poor defecation habits and other factors, without organic lesions, can help defecation by eating more vegetables and fruits and other foods high in dietary fiber in three meals, such as cabbage, amaranth, spinach, radish, garlic, apples, pears, oranges and so on. At the same time, water intake should be increased to 1000~2000ml per day. Meanwhile, you should maintain good bowel habits on a daily basis and defecate regularly. Maintain a good state of mind, appropriate sports. If the constipation is serious, you can follow the doctor’s instructions to take lactulose, sorbitol and other drugs to relieve the symptoms. There is no such thing as the fastest diet for constipation, the effect is mainly affected by personal factors.