Vitamin K is a fat-soluble vitamin that comes in two forms: phylloquinone and menaquinones. Both are used by the body to form clots to reduce bleeding when injured. Vitamin K is found in the ...

Vitamin K1 is the main form of vitamin K supplement available in the U.S. Some people have looked to vitamin K2 to treat osteoporosis and steroid-induced bone loss, but the research is conflicting.

Two different forms of vitamin K are most commonly found in the human diet. Vitamin K1, the predominant dietary form of vitamin K, is also known as phylloquinone. You can find it in plant foods ...

Vitamin K-1 is the primary form, and it mainly comes from leafy green vegetables. In this article, we discuss vitamin K-2, its functions, and how it differs from K-1. We also describe dietary ...

RDN Vitamin K2 (menaquinones), a form of vitamin K, is found in some animal-based foods or fermented foods. It is mainly made ...

A team of researchers located at Helmholtz Munich reports on a novel function of vitamin K, which is generally known for its importance in blood clotting. The researchers discovered that the fully ...

A study on mice found that a low intake of vitamin K reduces its concentration in brain tissue and impairs cognitive ...

Researchers report on a novel function of vitamin K, which is generally known for its importance in blood clotting. The researchers discovered that the fully reduced form of vitamin K acts as an ...

Vitamin K is a group of fat-soluble vitamins required ... Vitamin K2, which is the main form stored in animals, has a number of subtypes referred to as menaquinones, homologues of the vitamin ...

Vitamin K is a group of fat-soluble vitamins involved in the synthesis of proteins needed for blood coagulation and for calcium binding in bones and other tissues. Chemically, the vitamin K family ...