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What Research Actually Shows About Vitamin K and Senior Health
Multiple studies have examined vitamin K’s relationship with cardiovascular and brain health markers. For example:
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- Consistent dietary vitamin K from food sources is generally associated with supportive roles in bone density and vascular calcium regulation.
- High-dose supplements, particularly in people on warfarin, require careful management to avoid interfering with therapy.
- Some research on vitamin K2 suggests potential benefits for heart health in certain populations, though more long-term data is needed.
Importantly, large reviews (including those from the American
