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Natto MK-7™Non-GMO ValidatedDietary SupplementFor Bone and Heart HealthVITAMIN K2 ADVANTAGE™ uniquely delivers three powerful forms of vitamin K important to bone and heart health-K1 and two forms of K2 known as MK-4 and MK-7. NattoMK-7™ Vitamin K-2 works in two ways-it supports bone density and maintenance of normal vascular elasticity by helping direct proper amounts of calcium to the appropriate tissues. NattoMK-7™ Vitamin K-2 is highly bioavailable lasts up to 12X longer than other forms of vitamin K and is provided in this formula in a clinically backed dose. This complete vitamin K complex is vegan and non-GMO.