vitamin K
Noun
Meaning
a fat-soluble vitamin that helps in the clotting of blood
Source: WordNetSynonyms
Hypernyms
Hyponyms
Examples
Additionally, severe cases of vitamin K deficiency can present similar symptoms to haemophilia.
Colonic bacteria synthesize a significant portion of humans' vitamin K needs; newborns often receive a vitamin K shot at birth to tide them over until their colons become colonized at five to seven days of age from the consumption of their mother's milk.
Because factors II, VII, IX, and X (clotting factors) are vitamin K–dependent, low levels of vitamin K can result in coagulation problems.
Bleeding in infants due to vitamin K deficiency can be severe, leading to hospitalization, blood transfusions, brain damage, and death.
Dietary Reference Intake The Food and Nutrition Board of the U.S. Institute of Medicine updated an estimate of what constitutes an Adequate Intake (AI) for vitamin K in 2001.
For example, cooked spinach has a 5% bioavailability of phylloquinone, however, fat added to it increases bioavailability to 13% due to the increased solubility of vitamin K in fat.