A fat soluble vitamin
- Normal blood clotting.
- Synthesis of proteins involved in blood coagulation.
- Dark green leafy vegetables (Turnip greens, dark green lettuce)
- Egg yolk
- Fish liver oil
- 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.