Vitamin K2 May Reduce Cancer Risk

Results from the European Prospective Investigation into Cancer and Nutrition (EPIC) study found that the highest intakes of vitamin K2, but not vitamin K1, were associated with a reduced risk of both overall cancer and cancer mortality, with the latter reduced by about 30 per cent.

There are two main forms of vitamin K: phylloquinone, also known as phytonadione, (vitamin K1) and menaquinones (vitamins K2). K1 is found in green leafy vegetables such as lettuce, broccoli and spinach, and makes up about 90 per cent of the vitamin K in a typical Western diet; while K2, which makes up about 10 per cent of Western vitamin K consumption and can be synthesised in the gut by microflora.

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