Soy protein, isolated is extracted from defatted soy flakes through removing most of the fat and carbohydrates. It is used in food industry for both nutritional ( increasing protein content), sensorial ( getting better mouth feel, bland flavor), and functional reasons ( for applications requiring emulsification, water and fat absorption and adhesive properties).
Soy protein, isolated is the most refined form of soy protein and is mainly used in meat products to improve texture and eating quality.