There has been widespread concern about whether it is safe for women with breast cancer to eat soy.
An excellent source of fiber, vitamin B6, and protein, soy is usually associated with a health-conscious diet, but research concerning its safety has been mixed.

Some studies have shown isoflavones, a class of phytoestrogens, or plant-derived compounds, found in soy could impact a woman’s estrogen levels and increase the risk of cancer recurrence among some breast cancer patients. Estrogen is known to promote the growth of breast cancer cells.
 
Wendy …