While phylloquinone is available from green leafy vegetables, menaquinone animal meat, and fermented food.
Vitamin K is an essential, fat-soluble vitamin that exists in two forms - phylloquinone and Menaquinone.
Deficiency of vitamin K can happen in those suffering from malabsorption of fat, taking certain antibiotics, or on a diet very poor in vitamin K.
The most common symptoms of vitamin K deficiency are bleeding erratically, hemorrhaging, delayed blood clotting, and osteoporosis.
It is recommended to consume 120 mcg of vitamin K daily for males and 90 mcg in females.
Children should consume between 50 to 75 mcg, according to age. Those lacking, can be treated with prescribed supplements