As the condition of rectal cancer patients tends to recur, it will greatly affect the patient’s dumping stomach function and the digestive ability is greatly weakened, so rectal cancer patients should eat more foods that are easy to digest and attractive, and supplements can also be taken appropriately, but not too much, eating too many nutrients will increase the burden of the intestines, which is not conducive to the recovery of rectal cancer patients. Rectal cancer patients will also have diarrhea, fever, sweating and other symptoms, and for patients who often have the above symptoms, they should have more water or soup, following, noodles and other staple foods can be half flow in the diet. Patients with rectal cancer are strictly forbidden to drink alcohol, eat spicy, fried and other stimulating foods. Rectal cancer patients often have blood in the stool and fever, which can cause a lot of nutrients and loss of water to the body, and the body also appears weight loss, thinning, anemia, etc. It is necessary to supplement some nutrients in particular, but on being that kind, how to supplement, or should be discussed by the doctor before making a decision. Rectal cancer is often related to bad habits and eating habits, rectal cancer patients must make up their mind to change some habits, only by eliminating these bad habits in all aspects, our body can recover as soon as possible under effective treatment.