NATTOKINASE NSK-SD - First Nattokinase introduced into the US market from Japan. It has established standardization and quality levels for all Nattokinase,supporting a healthy circulatory system* | HEALTHY BLOOD FLOW - Isolated, purified & encapsulated nattokinase, an enzyme derived from natto. Supports healthy, endogenous fibrinolysis & thrombolytic activity. Promotes normal blood pressure* | ESSENTIAL MINERALS - Contains 100 mg of isolated and purified Nattokinase NSK-SD (Soy) (2000 FU) per softgel | QUALITY SOURCED INGREDIENTS - We use only the purest raw materials available and follow strict quality control procedures in every stage of production | DOCTOR DEVELOPED AND HYPOALLERGENIC SUPPLEMENTS - Since our inception in 1979, Allergy Research Group has created professional-grade, hypoallergenic formulas to support health and well-being