Noun
a fat-soluble vitamin that helps in the clotting of blood
Source: WordNetAdditionally, severe cases of vitamin K deficiency can present similar symptoms to haemophilia. Source: Internet
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. Source: Internet
Because factors II, VII, IX, and X (clotting factors) are vitamin K–dependent, low levels of vitamin K can result in coagulation problems. Source: Internet
Bleeding in infants due to vitamin K deficiency can be severe, leading to hospitalization, blood transfusions, brain damage, and death. Source: Internet
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. Source: Internet
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. Source: Internet