Which vitamin is essential for proper coagulation?

Vitamin K is essential for proper coagulation because it plays a crucial role in the synthesis of several proteins known as clotting factors, which are necessary for blood to clot effectively. These clotting factors, including prothrombin and factors VII, IX, and X, require vitamin K for their production and activation. Without adequate vitamin K, the coagulation cascade is impaired, leading to an increased risk of excessive bleeding. This vitamin is obtained from dietary sources such as leafy green vegetables, as well as from the intestinal bacteria in the gut. Understanding the importance of vitamin K in coagulation is vital for managing conditions related to bleeding disorders and ensuring effective treatment during surgical procedures or trauma situations.