Vitamin K

Coumadin and Vitamin K- (PDF)

The food you eat can affect how your medicine works. Learn about the interaction between Coumadin and vitamin K.

Review Date: Monday, January 18, 2016

NIH Office of Dietary Supplements - ODS

Vitamin K

Vitamin K is a fat-soluble vitamin, so it is stored in the body's fat tissue and liver. It is best known for its role in helping blood clot properly. Vitamin K also plays an important role in bone health. Learn more about it.

Review Date: Thursday, December 18, 2014

Educational Institution — Click the resource link above to learn more

Vitamin K: Food Sources

Vitamin K is known as the clotting vitamin because without it, blood would not clot. Some studies suggest that it helps maintain strong bones in older adults. The best way to get the daily requirement of vitamin K is through eating foods such as spinach, kale and cabbage.

Review Date: Monday, January 18, 2016

NIH National Library of Medicine - NLM

Note: Documents in PDF format require the Adobe Acrobat Reader®. If you experience problems with PDF documents, please download the latest version of the Reader®.