Tag: vitamin K and blood thinners

Vitamin K Foods and Warfarin Interactions for INR Control
Vitamin K Foods and Warfarin Interactions for INR Control
Graham Everly March 4, 2026

Vitamin K in foods like spinach and kale directly affects how warfarin works. Keeping your daily intake consistent is the most important factor for stable INR levels and avoiding dangerous bleeding or clotting risks.