Soybean is considered as a very rich nutritional food. Mostly preferred by vegans, this legume is high in protein. Soybean is also a rich in calcium and magnesium. Several products are obtained from soy. Some of them are soy milk, soy sauce, tofu and soy oil. Today, diet is all about eating healthy food. One such commodity that is consumed on a daily basis, in order to ensure maximum health benefit is soybean. Let's have a look at the nutritional facts and benefits of soybean.