It is mainly made from the bacteria in the gut. You can also get vitamin K2 through supplementation. Vitamin K is a fat-soluble vitamin that is essential for certain functions in the body, such as ...

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Vitamin K refers to a family of fat-soluble compounds that includes vitamin K1 (phylloquinone) and vitamin K2 (menaquinones). Vitamin K is needed for blood clotting, bone and heart health, and more.