Vitamin K2 (MK-7)is important for the preservation of our bones health and essential for normal blood clotting. It’s responsible for activating calcium-binding proteins, helping calcium get to where it’s needed,improving bone integrity and preventing arterial calcification . Vitamin K2 (MK-7) is the most unique of the vitamin K2 family with higher bioavailability. It has a long half-life in the blood after oral intake, so it can play its benefits in a longer period of time.Vitamin K2 (MK-7) has two structures of trans and cis. , where the trans structure is functional and the cis structure is not.