Which of the following helps in clotting of blood?

A. Vitamin B1
B. Vitamin B2
C. Vitamin D
D. Vitamin K

Vitamin K is a necessary component of the body’s ability to clot blood. Without this function, a simple cut could result in uncontrolled bleeding. In addition, vitamin K has an important role in the formation of bone. Higher levels of vitamin K mean more calcium in the bone, increased bone density, and less risk of fractures