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Will taking vitamin K with vitamin D prevent hard arteries?

There is some evidence that taking vitamin K together with vitamin D may prevent hardened arteries, called arteriosclerosis, which happens when plaque builds up on artery walls, increasing the risk for heart attack and stroke. A study from the University of Maastricht in the Netherlands showed that blood vessel walls in postmenopausal women who took both vitamins K and D were more elastic than women who got vitamin D alone. However, there's been very little research into this combination of vitamins, so more data is needed to confirm the finding.  

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.