Breast cancer can eat rooster in moderation, but it is not recommended to eat more, so as not to aggravate the digestive burden. Breast cancer is one of the most common malignant tumors in women, which is a consumptive disease. Patients need to replenish energy and all kinds of nutrients through diet in order to have a better body to fight against tumor cells. Breast cancer patients can eat rooster appropriately, because it contains high-quality protein, essential amino acids in the body, which can replenish the nutrients in the body and is conducive to the recovery of the disease, but it is recommended to be steamed and cooked. Due to the slow peristalsis of gastrointestinal tract under the stimulation of cancer, digestive discomforts such as nausea, vomiting and diarrhea are likely to occur when consumed in excess. Therefore, breast cancer patients should pay attention to a diet based on light, easy-to-digest food, eat more fresh fruits and vegetables, and avoid spicy and greasy food. Breast cancer patients are advised to eat rooster in moderation and consume balanced and comprehensive nutrition in order to have a better body to fight against cancer.