Application of Diet Restriction in Bowel Preparation for Colonoscopy

Colonoscopy has its own value in the diagnosis and treatment of colorectal diseases. Adequate bowel preparation is the basis and precondition for a successful colonoscopy. The quality of bowel preparation is affected by many factors, and diet restriction is one of the essential parts. In recent years, how to increase cleaning efficacy and patient tolerance is a hot area in research. However, the choices of bowel preparation regimen are quite different, and there is no unified solution for diet restriction. This article reviews the kinds of diet, the time of diet restriction, and the way of education about bowel preparation.