The book contains knowledge and skill that would facilitate processing and utilization of soybean, a grain legume and food-cum-medicinal resource, for food, feed, pharmaceutical and other industrial applications. People world over have now become conscious for their health and longevity and are searching for an appropriate diet that can lead them to a disease free, healthy and long life. One of the best possible options is to make use of soybean in daily diet because it provides high quality nutrition and health promoting phytochemicals that have high levels of nutraceuticals and functional food ingredients at an affordable cost. Soy-based food products suit to the richest of the rich on health ground and to the poorest of the poor on account of the economy. Soybean is a golden gift of the nature to human beings as its production not only provides high quality food and medicines to the people but also enhances soil and animals health. Soybean is an ecofriendly and one of the oldest known food sources to human beings. Soybean production and its appropriate utililization would help in building a greener globe. The book discusses about the technology used in the soy food preparation, equipment involved and changes that occur during processing in physical, chemical, microbiological and organoleptic properties of the products. It is useful to students, teachers, researchers, food manufacturers, policy maker and to all those who are interested in better health and longevity.