In addition to its role in blood clotting, what other function does vitamin K serve?

Vitamin K is known primarily for its critical role in blood clotting by facilitating the synthesis of certain proteins required for coagulation. However, it also plays a significant role in maintaining bone health. This function is primarily attributed to vitamin K’s involvement in calcium metabolism.

Vitamin K helps in the synthesis of osteocalcin, a protein found in bone tissue that binds calcium. This binding is essential for the proper incorporation of calcium into the bone matrix, which not only strengthens bones but also helps in reducing the risk of fractures. Studies have shown that adequate vitamin K intake is associated with higher bone mineral density, supporting the idea that it is vital for maintaining skeletal health.

The other functions mentioned—increasing energy levels through fat metabolism, reducing inflammation and oxidative stress, and aiding carbohydrate digestion—are not directly associated with vitamin K. Instead, these functions are more closely related to other vitamins and nutrients. This reinforces the understanding that while vitamin K has a prominent role in coagulation, its contribution to bone health is equally important and underscores its multifunctional nature.