The invention discloses a gut purging powder capable of shaping intestine-like model, which is mixed by the following raw materials: wheat grass powder, composite plant enzymes, apple fiber, vitamin C, Spirulina, blue-green algae, citric acid, fructo-oligosaccharide, barley flour, wheat flour, broccoli powder, oatmeal powder, spinach powder, cabbage powder, celery powder, green alga powder, red alga powder, apple powder, pineapple powder, garnetberry powder, cranberry powder, pomegranate powder, honey peach powder, orange powder, corn starch, fructo-oligosaccharide, sorbitol, maltodextrin, glucose, natural cranberry acid, natural cranberry essence, honey peach essence, orange essence, fish albumen powder, and wheat starch. The gut purging powder of the invention shapes the stubborn feces into intestine-like model, so that one can defecate easily without consuming energy of the abdomen, and the shape of stubborn feces defecated has a similarity over 95% to the shape of intestine.