While there is some research that promotes soy for adults with high blood pressure and cholesterol, there is also some research that states how soy throws off adult hormonal balance as people approach middle-age with even trace amounts of soy in their diet! Now, it can also be seen as a good protein substitute. When it comes to babies soy can be a major contributing factor in causing food allergies and decreasing immunity in an infant. It also neutralizes the absorption of vitamins and minerals in the system. This contributes to a lower IQ. Hormonally, it can possibly cause a lifetime imbalance beyond repair in both boys and girls.