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Doctor insights on: Vitamin K

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Dr. Sandeep Khosla
241 doctors shared insights

Vitamin K (Overview)

Vitamin K is a fat-soluble vitamin that plays an important role in blood clotting. The body can store fat-soluble vitamins in fatty tissue.


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What is vitamin k?

What is vitamin k?

An essential vitamin: Vitamin k is essential for our blood to form clots and stop us from bleeding. It may also be involved in bone health. Vitamin k is in kale, spinach, turnip greens, collards, swiss chard, mustard greens, parsley, romaine, green leaf lettuce, brussels sprouts, broccoli, cauliflower, and cabbage. The bacteria in your intestinal tract make some vitamin k also. ...Read more

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Dr. Shontae Buffington
Board Certified
11 years in practice
577K people helped
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Dr. Sandeep Khosla
241 doctors shared insights

Vitamin K (Overview)

Vitamin K is a fat-soluble vitamin that plays an important role in blood clotting. The body can store fat-soluble vitamins in fatty tissue.


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What exactly is the function of vitamin k?

What exactly is the function of vitamin k?

Clotting: Vitamin k function: • vitamin k is necessary for normal blood clotting and synthesis of proteins found in plasma, bone, and kidneys. Vitamin k sources: • vitamin k is found in spinach, lettuce, kale, cabbage, cauliflower, wheat bran, organ meats, cereals, some fruits, meats, dairy products, eggs. Wikipedia has very detailed information. ...Read more

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Dr. Shontae Buffington
Board Certified
11 years in practice
577K people helped
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Why should I get a vitamin K shot for my baby?

Why should I get a vitamin K shot for my baby?

Yes: A vitamin k shot at birth is the only truly proven way to prevent hemorrhagic disease - a severe bleeding disorder - in the newborn period. While some european countries use oral vitamin k, studies have not conclusively shown this therapy is equivalent. Long-term safety appears to be excellent. ...Read more

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Is a person with vitamin K deficiency at a lower risk for having a heart attack because he clots poorly?

Is a person with vitamin K deficiency at a lower risk for having a heart attack because he clots poorly?

Almost . . .: I can see the logic in that question, since we often prescribe mild blood-thinners (e.g., aspirin) to prevent coronary clots. However, someone with a pronounced enough vit. K deficiency to prevent coagulation may begin spontaneously hemorrhaging elsewhere (particularly in the GI tract or the brain); and if the hemodynamic state in the body is disrupted, the heart may still become ischemic. ...Read more

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Dr. Shontae Buffington
Board Certified
11 years in practice
577K people helped
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If the oral route for Vitamin K administration cannot be used and IV is unsafe and s/c administration is not very effective is the IM route effective?

If the oral route for Vitamin K administration cannot be used and IV is unsafe and s/c administration is not very effective is the IM route effective?

YES: Intramuscular administration will generally assure reasonable distribution of the drug within a dependable period.The generous circulation in that area and the milking action of muscle contraction help with distribution. ...Read more

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I am on low dose aspirin for MTHFR. Should I avoid prenatals with vitamin K since it works to clot the blood?

I am on low dose aspirin for MTHFR. Should I avoid prenatals with vitamin K since it works to clot the blood?

NO!!!: Vitamin K is ESSENTIAL for good health and your baby could have bleeding problems if you are deficient. While lack of Vit K increases bleeding, taking Vit K does NOT increase risk of clots. See http://bit.ly/1nzsOh0 for more on K. You should be taking the L-5-MTHF form of folate. For more on MTHFR issues see http://tinyurl.com/ke838e7 & http://drfairchild.blogspot.com/2013/10/mthfr.html ...Read more

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Is it safe to give newborns vitamin k?

Is it safe to give newborns vitamin k?

Yes: Vitamin k helps the newborn to gain the ability to have normal coagulation. This has been shown to significantly decrease the risk of intracerebral hemorrhage of the newborn. Because its a shot, many parents do not want to give it but the risk of not giving it can be significant. ...Read more

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Does vitamin K have any effect on spider veins?

No.: Vitamin k is a fat-soluble vitamin necessary for proper blood clotting. Spider veins are tiny dilated skin capillaries that are unsightly, and ranging in color from red to dark purple (depending on the flow rate and oxygenation of the blood within). Spider veins are not "broken" capillaries, just weakened (usually genetics, but aggravated by weight or pregnancy) vessels that look bad. ...Read more

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Can a person overdose on vitamin K when eating spinach?

Can a person overdose on vitamin K when eating spinach?

No: Vitamin k is a fat-soluble vitamin used by the body to help with blood clotting. Spinach is rich in vitamin k, with a cup of raw spinach containing about 145 micrograms (0.145 mg). Daily doses of vitamin k as high as 135 mg (equivalent to 930 cups of raw spinach!) have not been shown to affect clotting. ...Read more

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Dr. Hirenkumar Italia
116 doctors shared insights

Phytonadione (Definition)

Phytonadione is a vitamin which is a kind of nutritional agent ...Read more


Dr. Ana Adelstein
114 doctors shared insights

Mephyton (Definition)

Mephyton is a vitamin which is a kind of nutritional agent ...Read more


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Dr. Shontae Buffington
Board Certified, Pediatrics
11 years in practice
577K people helped
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