Pure Soy is a great tasting, instant, 100% pure soy protein designed for overall improved health and convenience of use. Soy protein is high in a natural type of hormone called isoflavones. Isoflavones have been given much attention by scientists who have studied the positive effects isoflavones have had on bone loss, cholesterol, menopausal discomfort and other health related issues. Isolfavones have exhibited healthful benefits for both men and women. Our Pure Soy is very low in lactose, fat, and calories, and is 100% aspartame free.