Vitamin K (quinone)
What is it?
Vitamin K is fat-soluble, meaning that it is soluble in fats. There are 3 types of vitamin K: vitamin K1 (named phylloquinone and present in the green leaves of vegetables), vitamin K2 (named menaquinone and synthesized by intestinal bacteria), and finally vitamin K3 (named menadione which is a synthetic compound).
What are the health benefits?
- Contributes to normal blood coagulation
- Contributes to the maintenance of a normal bone structure
In which foods?
– Kale (817 µg/100g K1)
– Spinach (494 µg/100g K1)
– Broccoli (141 µg/100g K1)
Things to know!
The name of this vitamin comes from the German word “Koagulation”.
There is a complementary action of vitamins K, C and D at the level of osteocalcin. Osteocalcin is a protein that binds calcium and is involved in the crystallization of the bone mineral. A deficiency is almost non-existent, because vitamin K is present in abundance in animal and vegetable foods.