Soya beans are sweet, moderate and cold in nature. Soya beans are rich in protein and suitable for summer colds,and general weakness. Soya beans are hard to digest and so should be cooked very well. Soya milk and tofu are the best ways to eat soya. Soya contains natural traces of progesterene which is good for preventing breast cancer, and helping to detoxify internal heat ie modern lifestyle conditions from bad diet (coffee, alcohol, cigarettes, late nights etc).