Adults with poor intestinal tract may appear constipation, diarrhea or constipation, diarrhea alternately, and even some people will be combined with abdominal pain, should carry out the necessary intestinal microscopy or stool tests, to rule out the absence of organic pathology can be taken as follows: First, dietary modification, the diet should be regular, regular, quantitative, coarse, fine, meat and vegetables with reasonable, do not consume too much stimulation, too spicy, overheating, overheating, excessive oil and other stimulating diets to avoid adverse effects on the gastrointestinal tract, and so on. Stimulating diet to avoid adverse effects on the gastrointestinal tract. Second, maintain a good emotional and psychological state, to avoid tension, anxiety, irritation or excessive work pressure caused by emotional discomfort, which produces an abnormal cerebral-intestinal axis, the emergence of intestinal function is not good. Third, to ensure adequate sleep, rest and routine, improve the adaptive capacity of the intestinal tract, improve immunity. Fourth, the addition of intestinal probiotics to improve the intestinal microecological environment, intestinal conditioning is also beneficial.