Inulin. According to the popular health network query, inulin can play a role in supplementing the role of crude fiber in the intestinal tract, but also supplement the trace elements in the human body, increase intestinal movement, to achieve the effect of relieving constipation. Psyllium husk powder belongs to the cold drugs, long-term use of psyllium husk powder in water will lead to stomach cold, the human intestines and stomach have a slight stimulating effect, and the inside of the cellulose has to accelerate the role of gastrointestinal peristalsis, the patient with gastrointestinal problems themselves should not be taken.