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: 2 Softgels Servings Per Container: 45 Amount Per Serving %Daily Value Nattokinase (NSK-SD™) Providing 1,440 Fibrinolytic Units (FU) of Activity 72 mg † †Daily Value not established.