Vitamins K


A fat soluble vitamin



  • Normal blood clotting.
  • Synthesis of proteins involved in blood coagulation.



  • Dark green leafy vegetables (Turnip greens, dark green lettuce)
  • Alfa-alfa
  • Liver
  • Milk
  • Yogurt
  • Egg yolk
  • Fish liver oil
  • Broccoli
  • Cabbage
  • Cauliflower
  • Brussel Sprouts



  • Dietary deficiency is rare.
  • Severe liver dysfunction may impair utilization which may lead to bleeding.



  • Toxicity rarely occurs from vitamin K obtained from dietary sources.
  • Toxic effects may occur due to synthetic vitamin K (supplements) taken without proper medical advise.


Recommended dietary allowances