Review article - Impact of Vitamin K on Human Health

Vitamins k is an important fat-soluble vitamin that can be obtained from plants, bacteria and animals necessary for the blood clotting. It plays a key function as cofactor in synthesizing of clotting proteins liver; recently, interest its functions extra-hepatic tissue has increased. Vitamin deficiency usually caused by abnormal absorption rather than lack food. Apart impact on clotting, chronic subclinical K maybe risk factor many diseases such osteoporosis, atherosclerosis, cancer, insulin resistance, neurodegenerative others, while current food intake guidelines focused daily dose to avoid loss. Several researchers found out needs may substantially higher certain health functions.