Breast cancer patients can eat soybeans in moderation. Soybean is rich in vegetable protein, calcium, phosphorus, amino acids, vitamins and other substances, which are easy to be digested and absorbed by the organism and can provide nutrients for the organism and increase the immunity of the organism. Soybeans can be processed into tofu, soymilk, bean curd and other foods, which are rich in vegetable protein and are beneficial to breast cancer patients. Of course, attention needs to be paid to moderation to avoid eating too much to cause bloating and other uncomfortable symptoms. Breast cancer patients do not have strict dietary taboos, usually need to pay attention to diet and nutrition should be balanced, eat more vegetables and fruits, meat and vegetables, appropriate supplementation of high-quality protein, such as milk, eggs, seafood and a variety of lean meat food.