The invention discloses a bowel-relaxing noodle, which is prepared from the following raw materials by weight: 40-50 parts of polished rice, 40-50 parts of red beans, 30-40 parts of hyacinth bean, 25-35 parts of wheat starch, 1-2 parts of Gernium wilfordii Maxim., 1-2 parts of Apocynum venetum, 1-2 parts of achyranthis bidentatae, 2-3 parts of cynanchum paniculatum, 20-30 parts of sweet potato, 15-20 parts of honey, 20-30 parts of pine kernel, 25-30 parts of kelp, 15-20 parts of leek, 10-12 parts of vinegar, 20-25 parts of pig intestine, 1-2 parts of a food improver and a proper amount of water. The noodle provided by the invention employs polished rice, red beans and hyacinth bean as main raw materials; red beans have good effects of moistening the intestines, relaxing bowel, lowering blood pressure, reducing blood fat, regulating blood glucose, preventing calculus, building body and slimming; hyacinth beans have effects of invigorating spleen, regulating the middle warmer, tonifying qi, transforming dampness and relieving summer heat; sweet potato has the effects of strengthening spleen, benefiting vital qi, widening intestines, relaxing bowels and promoting the production of body fluid to quench thirst; and leek has the effects of promoting appetite, warming, strengthening stomach, promoting gastrointestinal peristalsis, dissipating blood stasis, promoting blood circulation and detoxifying.