vitamin K

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vitamin K

[′vīd·ə·mən ¦kā]
(biochemistry)
Any of three yellowish oils which are fat-soluble, nonsteroid, and nonsaponifiable; it is essential for formation of prothrombin. Also known as antihemorrhagic vitamin; prothrombin factor.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Anderson pointed to a study published in Thrombosis and Haemostasis (May 2015), examining 244 healthy post-menopausal women supplemented with 180 meg of vitamin K2 as MK-7 (as MenaQ7 from NattoPharma).
EFFECTS OF HIGHER INGESTION OF VITAMIN K17 Reduction in All-Cause Mortality 26% Reduction in Severe Aortic Calcification 52% Reduction in Coronary Artery Disease 57% The key to turning on calcium-regulating proteins in the body is vitamin K2. If enough K2 is present, these proteins prevent calcium infiltration into soft tissues.33-37 (The name of this vitamin K-dependent calcium-blocking protein in arteries is matrix Gla protein).
Vitamin K2 is highly essential in human diets owing to its ability to supply sufficient amounts of calcium to the body.
(17) Another study in the journal Blood demonstrated that vascular calcification induced by warfarin in rats was preventable and even reversible by high vitamin K2 intake.
Vitamin K2, on the other hand, is found in dairy products such as eggs, yogurt, and cheese; fruit such as grapes and strawberries; it is also found in other sources such as meat, beans, soybeans, olive oil, soybean oil, and canola oil.
A recent human randomized controlled clinical trial illustrated the value of oral vitamin K supplementation, using a form of vitamin K2 called menaquinone-7, or MK-7.
Furthermore, three supplements support healthy mitochondria: a probiotic called MegasporeBiotic, a vitamin K2 supplement called MegaQuinone K2-7, and a mixture of prebiotic fibers to feed the healthy gut microbiome called PaleoFiber.
Importantly, the ucOC/OC ratio also increased after ADT, and showed a statistical difference at 12 months, possibly indicating an increase in serum ucOC induced by vitamin K2 deficiency in bone (Figure 1c).
Deficiency of vitamin K2 has been linked with vascular calcification and osteoporosis [1].
But vitamin K2, which protects against soft tissue calcification, was something Lalanne overlooked.
The team discovered that the bacteria populating the infant gut moments after birth produce vitamin K2 and bile acids that activate the fetal liver's dormant drug metabolism program.