Whole-Body™ Systemic Enzyme for Healthy Circulation Dietary Supplement Nattokinase is a systemic enzyme isolated from the traditional Japanese soy food natto. It has been shown to support healthy blood flow by assisting the circulatory clearing system of the body. Информация о добавках Serving Size: 1 Capsule Amount Per Serving % Daily Value Nattokinase 2,000 FU (NSK-SD™) 100 mg † †Daily Value not established. FU (Fibrinolytic Units)