Eat celery, spinach, leeks, lettuce will be easier to defecate, vegetables contain a large amount of dietary fiber, dietary fiber will not only not be absorbed by the body, but also be able to adsorb a large amount of water, with laxative effect. Therefore, people with poor defecation can eat more fresh vegetables to help relieve defecation. Celery in the dietary fiber content is particularly rich, and also has the role of lowering blood pressure, lowering blood lipids, often eat not only to assist in defecation, but also to help high blood pressure, high blood fat disease treatment. Spinach in addition to plant fiber content is rich, while the iron content is also very high, so can assist in defecation at the same time, to help the human body to replenish blood. Leek not only contains a large amount of dietary fiber, while the calorie is also very low, leek volatile essential oils, sulfide also has the role of liver and qi, so often eat leek can achieve the effect of liver and stomach. Lettuce in the fiber, vitamin C, mannitol content is very rich, but also has the effect of clearing heat and dampness, and lettuce in the cellulose belongs to the water-soluble cellulose, can play a laxative effect.