vitamin K2


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vitamin K2

a pale yellow fat-soluble crystalline vitamin of the vitamin K group that is more unsaturated than vitamin K1 and slightly less active biologically. It is isolated from putrefied fish meal and synthesized by various bacteria in the GI tract. See also vitamin K.

men·a·quin·one-6

(MK-6) (men'ă-kwin'ōn)
Isolated from putrified fish meal, potency is about 60% of that of phylloquinone (vitamin K1).
Synonym(s): vitamin K2, vitamin K2.
References in periodicals archive ?
The first and only vitamin K2 to deliver a gamut of menaquinone isomers, MenaQ7 Full Spectrum is naturally fermented using chickpea protein, offering an all-trans vitamin K2 that is free from gluten, soy and all known allergens, and is suitable for vegans and vegetarians.
Shiraki M, Shiraki Y, Aoki C, Miura M (2000) Vitamin K2 (menatetrenone) effectively prevents fractures and sustains lumbar bone mineral density in osteoporosis.
Altogether, this research provides well-documented results that contribute significantly to the growing knowledge base concerning the health benefits of vitamin K2 supplementation, including increased bone health.
Vitamin K2, however, mostly comes from meat, eggs, dairy and natto (fermented soybeans, especially popular in Japan), and represents about 10 percent of our vitamin K consumption.
Further, the content of vitamin K2 in each organ was increased when mice were administered with MK-7 rather than MK-4.
Meanwhile, products containing popular supplements such as selenium yeast, tin, manganese and vitamin K2 will remain on sale.
In this research, Frost & Sullivan's expert analyst thoroughly examines the following: yeast beta-glucan, prebiotics, probiotics, vitamin C, zinc, mushroom ingredients, dairy peptides, natural vitamin K2, L-carnitine, and grape seed extract.
The other major point Jeff brings out in his research was that in high doses you also need to add Vitamin K2 to keep the calcium-regulating part of the hormone-effect of Vitamin D3 directing the calcium into the bone and teeth instead of the arteries and/or the joints.
The Journal of the American College of Nutrition has published a review paper that highlights the impact of correcting nutritional insufficiencies, most importantly vitamin K2 in combination with vitamin D and calcium, leading to a significantly less incidence of low-energy bone fractures in children and young adults.
Vitamin K2 protects against soft tissue calcification, which is a factor involved in tissue "stiffening" that occurs with normal aging.
Both forms play a role in blood clotting (and work against the anti-clot drug warfarin), but vitamin K2 also helps prevent calcium from depositing in arteries (the process of atherosclerosis) and instead directs calcium to bones and helps bind the mineral to your skeleton.