All About Vitamin K

 

 

Vitamin K also known as phylloquinone is produced by the intestines and helps in clotting mechanism. It is a fat soluble vitamin that is useful for maintaining the strength of bones in aged people. Naturally vitamin K can be of two types i.e. K1 and K2. Former, also known as phylloquinone, is synthesized by plants while later, known as menaquinone, is synthesized by bacteria. The synthetic and manmade form of vitamin K is known as menadione.

 

Sources of Vitamin K

 

 

Excellent sources of vitamin K are spinach, oregano, cabbage, celery, cucumber, cauliflower, blueberries and tomatoes.

 

Animal sources of vitamin K include fish, liver, meat and eggs.

 

Benefits of Vitamin K

 

Here are the important functions performed by vitamin K in the body:

 

1. It helps in normal blood clotting.

 

2. Vitamin K maintains the strength of bones and thus prevents them from fracture. It does this by blocking the excess formation of osteoclasts, cells that brings bone demineralization.

 

3. It is quite useful in women who have attained the menopausal age. It prevents post menopausal bone loss.

 

4. It prevents the deposition of calcium in arteries.

 

 

5. Vitamin K is plays quite important role in various cancers like liver cancer, prostate cancer, lung cancer and leukemia.

 

6. Vitamin K also acts as an antioxidant thereby preventing our body from oxidative stress.

 

7. Vitamin K helps in the proper functioning of brain and nervous system as it helps in the formation of sphingolipids that is essential for the formation of myelin sheath.

 

Deficiency of Vitamin K

 

Ideally the recommended dose of vitamin K is 1 mcg per kg of body weight. As vitamin K is produced by gut bacteria so its deficiency is quite rare but if you are on the antibiotics for prolonged periods then you can suffer from following disorders:

 

1. Increased clotting time

 

2. Fragile bones that becomes prone to fractures

 

Deficiency Symptoms of Vitamin K

 

The next question is how to diagnose that whether a person is suffering from Vitamin K deficiency or not. So, here are some of the signs that can be seen in patient with vitamin K deficiency.

 

1. As Vitamin K is known to normalize the clotting so increased bleeding that may be menstrual bleeding, gingival bleeding, Epistaxis i.e. bleeding from nose, hematuria i.e. blood in urine are some of the early signs of vitamin K deficiency.

 

2. There may be clot formation in the body and at later stages it can lead to Alzheimer’s disease.

 

3. Due to increased bleeding, patient may become anemic and gets easily fatigued.



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