vitamin K1


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to vitamin K1: vitamin K2, vitamin E, vitamin D3, Phytomenadione

vitamin K1

[′vīd·ə·mən ¦kā¦wən]
(organic chemistry)
References in periodicals archive ?
The leading food sources of vitamin K1 are green tea and dark green leafy vegetables such as kale, turnip greens, spinach, broccoli, lettuce, and cabbage.
The results were astounding; whereas dietary vitamin K1 intake had no effect on cardiovascular health, there was a strong inverse association between K2 intake and the extent of aortic calcification, the occurrence of myocardial infarction and cardiovascular mortality (50% lower in those consuming 45 [micro] g/day or more of K2).
Vitamin K1, which comprises about 90 percent of our vitamin K intake, is found primarily in leafy green vegetables, and some fruits, such as avocado and kiwifruit, Hunnes says.
6 April 2010 - Norwegian biopharma company NattoPharma ASA (OSL: NATTO) said today that a study, conducted in Germany, has suggested an anticarcinogenic effect of 42% of its product MenaQ7, or natural vitamin K2, on prostate cancer, while no effect was found for vitamin K1.
In the current study, vitamin K2-which study participants most frequently got through cheese--was linked to the odds of developing or dying from cancer, whereas vitamin K1 was not.
According to The Grand Dictionary of Chinese Medicine and the Compendium of Materia Medica, as well as many certified tests and analyses carried out by the Department of Agriculture and the Institute for Nutrition and Food Safety of the Center of Disease Prevention and Control of China, cacti contain over 18 kinds of amino acid, carbohydrates, chief meal fibrin, carotene, vitamin C, vitamin E, vitamin K1, vitamin B1, vitamin B2, vitamin B6, vitamin B12, smoke acid, folacin, calcium, phosphorus, iron, potassium, sodium, magnesium, manganese, copper, zinc, iodine, and selenium.
Sources of vitamin K: In its naturally occurring form it is called vitamin K1 and exists in leafy greens such as turnip and spinach, and in high levels in stinging nettles and alfalfa.
Vitamin K comprises three main forms: vitamin K1 or phylloquinone which is found in green plants; vitamin K2 or the menaquinone family which is synthesised by bacteria in the large intes tine; and vitamin K3 or menadione which is a synthetic, water-soluble form that has been utilised in animal feeds.
Interdependence of serum concentra tions of vitamin K1, vitamin E, lipids, apolipoprotein [A.
The most common sources of vitamin K1 in the diet include leaf lettuce and spinach, with smaller amounts found in other vegetables, vegetable oils and some fruits.
This is important because there is a misconception that daily recommended intake (RDI) of vitamin K1 is sufficient to protect the arteries from developing arterial diseases.