Vitamin K is an important nutrient and necessary for the synthesis of various proteins that function as mediators in coagulation and anti-coagulation of blood. Vitamin K deficiency in an individual increases the risk of hemorrhage (bleeding). Another important function of this vitamin is the activation of a protein called osteocalcin, which is responsible for building and strengthening bones.
This vitamin is available in the form of dietary supplements, however, usually do not need to take these supplements; you only need to consume foods rich in this vitamin. These foods also provide the body with other vitamins and minerals that help vitamin K function properly.