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Vitamin K: What You Need To Know




Vitamin K1 is vital for normal clotting of blood, and helps maintain bone health. It is also suspected to have a key role in cell growth.


Adequate Intake per Day
Men: 120 mcg
Women: 90 mcg


Food sources
  •  Green leafy vegetables
  •  Tomato
  •  Egg yolk


Problems associated with deficiency
  •  Low bone density
  •  Bone fractures


Potential benefits at recommended levels
  •  Necessary for normal blood clotting
  •  Important for bone health


Potential benefits under investigation
Vitamin K1 might have additional functions in bone, kidney and possibly other tissues
Higher intake of vitamin K1 has been associated with lower risk of hip fracture


Tolerability and special considerations
Vitamin K1 within recommended levels is safe. Speak to your doctor about potential side effects if you need higher intakes than the recommended levels


Important information
Centrum Advance, Centrum Silver 50+ and Centrum Cardio contain Vitamin K. If you are using blood thinner products, consult your doctor prior to use.


Image credits: bitt24/

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