A member asked:

Is vitamin k producted in the colon?

5 doctors weighed in across 2 answers

Vit k: The chief source of vitamin K is synthesis by bacteria in the large intestine, followed by diet.

Answered 12/2/2014

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Dr. Natalie Hodge answered

Specializes in Pediatrics

Yes: What a great question! Vitamin K is actually produced from bacterial flora in our large intestine and is an important component of blood clotting. Thanks for taking such an interest in your health!

Answered 12/13/2014

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