According to preliminary animal studies, eating soy foods early in life may be especially beneficial for preventing breast cancer in adulthood. Have antioxidant effects which may help prevent heart disease by keeping blood cholesterol from being oxidized, a process that promotes atherosclerosis . May help to protect bone health. Studies have found that women who eat soy foods have, on average, denser bones than those who do not. The nutrient content of soy food varies depending on how it is processed.
Many soy foods are also fortified with nutrients.
The Upside Soybeans are the richest plant source of high-quality protein. Soy protein can help to conserve calcium in the body and enhance bone health when it replaces animal protein in the diet. Soy protein helps to lower blood cholesterol in people who have high blood cholesterol levels. Soy protein is processed more easily by the kidneys and may be useful for people who are at risk for kidney disease when it replaces animal protein in the diet. Soybeans are high in fiber and B-vitamins , particularly folate .