Vitamin K

Phytonadione, menaquinone-4, & menaquinone-7

Vitamin K refers to a group of vitamins that play an important role in blood clotting and bone metabolism in the body.

Three forms of vitamin K

Sourced from China and India

Disclaimer: The information provided on this page is not a substitute for professional medical advice, diagnosis, or treatment. If you have any questions or concerns about your health, please talk to a healthcare provider.

Studies show that supplementation with vitamin K2 can have beneficial effects on bone mineral density and that supplementation with vitamin K1 and vitamin K2 is associated with a reduction in fractures.

Vitamin K may interact with several medications. If you are taking the medication warfarin (brand name Coumadin), do not take supplements containing vitamin K without first talking to your healthcare provider.