Nattokinase from Natural Factors is a unique whole natto concentrate from fermented non-GMO soy beans in a highly stable form ensuring optimal activity. Supports circulatory health and already healthy levels of blood clotting factors within the normal range.
Isura™:
Non-GMO: Documentation ✔
Mass Spec: Lab Tested ✔
1 capsule 1-2 times per day after a meal or as directed by a health professional.