NEW YORK, June 17 ― New US research has found that a good intake of vitamin K, which is found in leafy greens and vegetable oils, could help reduce the risk of death as we age. Led by researchers at Tufts University and Tufts Medical Center, the new meta-analysis looked at 3,891 American adults aged 54 to 76, who were all free of heart disease at the start of the study. The participants were categorized into groups according to their vitamin K blood levels, before being followed for around 13 years to assess their risk of heart disease and risk of death. The findings, published in The American Journal of Clinical Nutrition, showed that although there was no significant association between vitamin K levels and heart disease, participants with the lowest vitamin K levels had a 19 percent higher risk of death, compared those with vitamin K levels that suggested an adequate vitamin K intake. The findings also held true even after the researchers had taken into account other facto …
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