K2VITAL™ is patented, typically 99.8% all-trans K2 MK-7, identical to the K2 molecule found in nature and fully bioactive. Vitamin K2 all-trans MK-7 is the biologically active form of vitamin K2, a fat-soluble vital vitamin that supports bone and heart health. K2VITAL™ offers uncompromising quality and stability, providing the maximum benefits of vitamin K2.