The correct answer to this question is vitamin K. There are three types of Vitamin K. The first is phylloquinone or Vitamin K1. It is found in plants. Then, there is menaquinone or Vitamin K2. The gastrointestinal tract's bacteria lining creates this type.
The last example is menadione or Vitamin K2, and it is a synthetic form. There are many benefits to Vitamin K. It can prevent heart disease and arterial plaque, which is the number one cause of death in many communities. It is also helpful in fighting cancer, which is another common disease and to help make stronger bones.