The invention discloses a composition with a function of relaxing the bowel. The composition is prepared from 80-100 parts of psyllium seed husk powder, 1-10 parts of fructus crataegi freeze-dried powder, 1-5 parts of bunge cherry seeds, 1-5 parts of fructus cannabis, 5-10 parts of semen raphanin, 1-5 parts of apricot kernels, 30-60 parts of galactooligosaccharide, 20-40 parts of lactitol, 30-50 parts of mannan-oligosaccharide, 10-20 parts of inulin, 1-15 parts of Arabic gum, 5-10 parts of wheat fibers, 5-10 parts of citrus fibers and 1-5 parts of sesame seed powder. The composition can significantly improve the effect of relaxing the bowel, promote gastrointestinal motility and defecating, shorten defecating time, shorten excrement staying time, soften excrement, promote intestinal motility and adjust distribution of intestinal flora.