Soy Food Intake and Breast Cancer Survival

Soy foods are rich in isoflavones, a major group of phytoestrogens that have been hypothesized to reduce the risk of breast cancer. However, the estrogen-like effect of isoflavones and the potential interaction between isoflavones and tamoxifen have led to concern about soy food consumption among breast cancer patients.To evaluate the association of soy food intake after diagnosis of breast cancer with total mortality and cancer recurrence.The...