Vitamin K is a lesser-known vitamin essential to humans. It is used to describe a group of fat-soluble vitamins that are essential cofactors to make proteins involved in coagulation and calcium balance. Vitamin K1 and K2 are the most important and well-studied forms. Vitamin K is known as the blood-clotting vitamin and is stored in the liver and other body tissues, including the brain, heart, pancreas, and bone. It plays an important role not only in blood clotting but also…