Vitamin K

Vitamin K denotes a group of 2-methilo-naphthoquinone derivatives. They are human vitamins, lipophilic (i.e., soluble in lipids) and therefore hydrophobic (i.e., insoluble in water). They are needed for the posttranslational modification of certain proteins, mostly required for blood coagulation.

Related Topics:
Vitamin - Lipophilic - Lipids - Hydrophobic - Water - Posttranslational modification - Blood coagulation

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Normally it is produced by bacteria in the intestines, and dietary deficiency is extremely rare unless the intestines are heavily damaged.

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