Vitamin K and Warfarin Coumadin (1383)

Key points below


What do I need to know about Warfarin and vitamin K?

Warfarin (Coumadin) is a medicine that helps keep the blood from clotting. 

Vitamin K works to clot blood. That means it can weaken the effect of Warfarin.

The most important thing is to keep the amount of vitamin K in your diet the same from day to day. 

Kale

Cooked: 1/2 cup - 531 mcg

Raw: 1 cup - 113 mcg

Spinach

Cooked: 1/2 cup - 444 mcg

Raw: 1 cup - 145 mcg

Collards

Cooked: 1/2 cup - 418 mcg

Raw: 1 cup - 184 mcg

Swiss Chard

Cooked: 1/2 cup - 287 mcg

Raw: 1 cup - 299 mcg

Turnip Greens

Cooked: 1/2 cup - 265 mcg

Raw: 1 cup - 138 mcg

Mustard Greens

Cooked: 1/2 cup - 210 mcg

Raw: 1 cup - 279 mcg

Parsley, Raw

Raw: 1/4 cup - 246 mcg

Broccoli

Cooked: 1 cup - 220 mcg

Raw: 1 cup - 89 mcg

Brussels Sprouts

1 cup - 219 mcg

Endive Lettuce, Raw

1 cup - 116 mcg

Fruits (besides those listed above), dairy products, grains, and meat/poultry typically have low amounts of vitamin K

Remember:  Avoid alcohol, grapefruit juice and herbal medicines and teas while taking Warfarin.

For other health and wellness information, check out this resource: https://kidshealth.org/ChildrensWi/en/parents
 

 

ALERT

Call your child’s doctor, nurse, or clinic if you have any questions or concerns or if your child has special health care needs that were not covered by this information.