| Summary: | The incidence of chronic constipation is high, and it will seriously affect people's quality of life. There are many treatment methods for chronic constipation, including dietary modification, drug therapy, acupuncture and massage, exercise, surgery, etc. Dietary modification or dietary fiber supplementation therapy is often recommended before or in combination with drug therapy, but its application in clinical practice lacks specific norms. Based on evidence-based medical evidence, this paper analyzed the importance of dietary modification in the prevention and treatment of chronic constipation and the clinical efficacy of dietary fiber supplements, natural fruits or food raw materials in the treatment of chronic constipation, and put forward the application principles and specific methods of dietary modification and dietary fiber supplementation in clinical practice, in order to provide useful assistance to specialists, general practitioners and patients with chronic constipation.
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