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Vitamin K is a family of structurally similar, fat-soluble vitamers found in foods and marketed as dietary supplements. [1] The human body requires vitamin K for post-synthesis modification of certain proteins that are required for blood coagulation ("K" from Danish koagulation, for "coagulation") or for controlling binding of calcium in bones and other tissues. [2]
“Vitamin K1 is the only form available in the U.S. as a supplement,” says Viola. “It is available as part of multivitamin complexes or alone in five-milligram tablets.”
Vitamin K1 (phylloquinone): Found in leafy green vegetables, vitamin K1 assists with heart health and proper blood clotting. Vitamin K2 (menaquinone): Vitamin K2 supports bone and heart health ...
Phytomenadione, also known as vitamin K 1 or phylloquinone, is a vitamin found in food and used as a dietary supplement. [6] [7] It is on the World Health Organization's List of Essential Medicines. [8] It is used to treat certain bleeding disorders, [7] including warfarin overdose, vitamin K deficiency, and obstructive jaundice. [7]
Vitamin K 1-deficiency may occur by disturbed intestinal uptake (such as would occur in a bile duct obstruction), by therapeutic or accidental intake of a vitamin K 1-antagonist such as warfarin, or, very rarely, by nutritional vitamin K 1 deficiency. As a result, Gla-residues are inadequately formed and the Gla-proteins are insufficiently active.
To avoid a vitamin K deficiency, eat foods high in vitamin K1, including leafy green veggies, broccoli, edamame, pumpkin, and pomegranate juice and those high in vitamin K2, including dark-meat ...
Vitamin K is a family of structures of the aforementioned molecules and is not a single compound. [14] [6] Phytonadione, also known as K1, is synthetically derived, approved by the Food and Drug Administration (FDA) and is available on the market. It is available in many different formulations such as intravenous (IV) route, subcutaneous (SQ ...
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