Breast CA refers to breast cancer, CA is the abbreviation of cancer. After breast cancer is detected, patients should go to the general surgery department or breast surgery department as soon as possible and receive relevant treatment, usually to improve the relevant examination, and then have radical excision of breast cancer, together with lymph node dissection, and later, depending on the pathological results, chemotherapy, targeted drug therapy, endocrine therapy, radiotherapy, etc. During the treatment period, patients should pay attention to their diet, for example, try not to drink drinks containing alcohol, do not eat too spicy and greasy food, which have effects on the body, and can consume fresh fruits and green vegetables, appropriate intake of low-fat, high-quality protein food, commonly fresh fish and shrimp, to improve the body’s resistance.