Vitamin K Levels in Common Foods
Your quick guide to eating vegetables while taking Coumadin (warfarin)
Here is a handy list of the amounts of Vitamin K in the indicated servings of common vegetables. Vitamin K measurements are for the edible portion and measured before cooking. Remember that consistency is key in your daily amount of Vitamin K so that your INR and your dosage of Coumadin (warfarin) can remain stable.
The current Recommended Daily Allowance of Vitamin K is 70-80 micrograms per day. Here's why the RDA should be your target.
Item | Amount | Vitamin K |
Artichoke | 1 medium (about 4 1/2 oz.) |
18.9 mcg Vitamin K |
Asparagus | 4 oz. | 27.9 mcg Vitamin K |
Green beans | 4 oz. | 21.5 mcg Vitamin K |
Lima beans | 4 oz. | 4.4 mcg Vitamin K |
Beets | 4 oz. | 0.1 mcg Vitamin K |
Broccoli, chopped | 4 oz. | 46.2 mcg Vitamin K |
Brussels sprouts | 4 oz. | 77.9 mcg Vitamin K |
Cabbage, shredded | 1/2 cup | 26.6 mcg Vitamin K |
Carrot | 4 oz. | 14.9 mcg Vitamin K |
Cauliflower | 4 oz. | 17.5 mcg Vitamin K |
Celery | 2 large ribs | 37.5 mcg Vitamin K |
Swiss chard | 4 oz. | 937.9 mcg Vitamin K |
Chives | 1 Tablespoon chopped | 6.4 mcg Vitamin K |
Collard greens | 4 oz. | 493.9 mcg Vitamin K |
Cilantro | 1 Tablespoon | 3 mcg Vitamin K |
Corn, yellow or white | 4 oz. | 0.3mcg Vitamin K |
Cucumber (with peel) | 1/2 cup slices | 8.5 mcg Vitamin K |
Eggplant | 4 oz. | 4 mcg Vitamin K |
Endive | 1/2 cup chopped | 57.8 Vitamin K |
Kale | 4 oz. | 796.4 mcg Vitamin K |
Leek | 4 oz. | 53.1 mcg Vitamin K |
Bibb lettuce | 1 cup shredded | 56.3 mcg Vitamin K |
Red leaf lettuce | 1 cup shredded | 39.3 mcg Vitamin K |
Iceberg lettuce | 1 cup shredded | 17.4 mcg Vitamin K |
Romaine lettuce | 1 cup shredded | 48.2 mcg Vitamin K |
Mustard greens | 1 cup chopped | 144.2 mcg Vitamin K |
Shiitake mushrooms | 4 oz. | 0 mcg Vitamin K |
Button (white) mushrooms | 4 oz. | 0 mcg Vitamin K |
Okra | 4 oz. | 35.4 mcg Vitamin K |
Green onion | 1/2 cup, chopped | 103.5 mcg Vitamin K |
White or yellow onion | 1/2 cup, chopped | 0.3 mcg Vitamin K |
Parsley | 1 Tablespoon | 62.3 mcg Vitamin K |
Parsnip | 4 oz. | 25.4 mcg Vitamin K |
Green pepper | 1/2 cup, chopped | 5.5 mcg Vitamin K |
Potato | 4 oz. | 2.3 mcg Vitamin K |
Radish | 1/2 cup slices | 0.8 mcg Vitamin K |
Spinach | 4 oz. | 545.7 mcg Vitamin K |
Yellow squash | 4 oz. | 3.6 mcg Vitamin K |
Acorn squash | 4 oz. | 0 mcg Vitamin K |
Sweet potato | 4 oz. | 2 mcg Vitamin K |
Tomato | 1 cup chopped | 14.2 mcg Vitamin K |
Turnip | 4 oz. | 0.1 mcg Vitamin K |
Turnip greens | 4 oz. | 283.6 mcg Vitamin K |
Watercress | 1 cup chopped | 85 mcg Vitamin K |
Zucchini | 4 oz. | 4.9 mcg Vitamin K |
Common Questions About Coumadin (warfarin) and Vegetables
Dr. Tim Harlan has answered hundreds of questions about Coumadin (warfarin) use. Here are some of the most common questions people have about Coumadin and vegetables:
Should Coumadin users peel zucchini?
Why is my INR fluctuating so much? Is it the green apples?
How much Vitamin K is in cucumbers?
How much Vitamin K is in quinoa?
Will drinking aloe vera juice interact with Coumadin (warfarin)?
Read all of readers' questions about Coumadin (warfarin) »
Coumadin-Safe Vegetable Recipes
Coumadin-Safe Side Dish Recipes
The Coumadin safe vegetable side dish recipes listed on this page are under about 20-25mcg of Vitamin K per serving, so that they fit into a diet that aims for a stable total intake of about 80mcg of Vitamin K per day.
Coumadin-Safe Vegetarian Main Course Recipes
The Coumadin safe vegetarian main course recipes on this page are under 35-40mcg of Vitamin K per serving (more if they are a complete meal in themselves) in order to fit into a diet that aims for a stable total intake of about 80mcg of Vitamin K per day.
See All Coumadin (warfarin) Safe Recipes on DrGourmet.com
Get the Coumadin Diet Plan and Cookbook!
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- 6 weeks of complete meal plans, with shopping lists
- 95+ delicious Coumadin safe recipes
- Information about managing your diet on Coumadin
- Ingredient and cooking tips throughout the book
- Complete Nutrition Facts, including Vitamin K content, for each recipe
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How Much Vitamin K is in...?
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