Is Vitamin K An Antioxidant? What Does It Do? (Here’s What We Know)

Do you often suffer from pain in the bones, or have you been diagnosed with some form of heart disease?

Are you looking for some natural food sources that can help you maintain your health and also keep other health issues at bay?

If yes, one form of vitamin that is very important and that you can easily get from a host of food sources is vitamin K.

If you are not familiar about this particular type of vitamin, we will tell you the different sources from where you can get vitamin K and why it is so important for your overall health. We also share with you a long list of foods that contain a healthy amount of vitamin K, and also let you understand the right dosage as well as any side effects of over-eating the same. Make sure to read through properly, so that you can incorporate this healthy vitamin in your diet right away.

Where do we get vitamin K from? 

Vitamin K is a type of vitamin that is needed for the complete synthesis of some types of proteins. These in turn help to keep the blood clotting process in fine working condition. Vitamin K is of two types.

is vitamin k an antioxidant
  • Vitamin K1 is the type of vitamin that is found in vegetables, especially the green and leafy ones.
  • Vitamin K2 is also known as menaquinone. It is the type of vitamin that is found in dairy products and is also produced by the good bacteria in your gut.

Your body can get vitamin K from the following sources:

  • The main source of vitamin K is in green leafy vegetables.
  • A lot of the vitamin K that your body makes use of also comes from the intestinal bacteria that is present in your body. These good bacteria produce vitamin K, but the amount that they produce can depend on how healthy your gut is.
  • Dairy foods are also rich in vitamin K.

Foods that are rich in vitamin K

While green leafy vegetables are the highest source of vitamin K, here is a list of foods that contain a very good amount of vitamin K:

vitamin k an antioxidant
  • Kale
  • Spinach
  • Collard greens
  • Green onions, also known as spring onions
  • Brussels sprouts
  • Beet greens
  • Dried figs
  • Sun dried tomatoes
  • Turnip greens
  • Cabbage
  • Pumpkin
  • Cashews
  • Asparagus
  • Pomegranate
  • Hazelnuts
  • Pecans
  • Walnuts 
  • Whole milk
  • Grapes
  • Soybean oil
  • Black berries
  • Blue berries
  • Mustard greens
  • Green peas
  • Different types of soft and hard cheeses
  • Cucumbers
  • Egg yolk
  • Butter
  • Prunes
  • Avocado
  • Kiwi
  • Broccoli
  • Swiss chard
  • Fermented soy
  • Dried basil
  • Chicken
  • Green beans

How does our body use Vitamin K? 

Vitamin K plays an important role in taking care of the blood clotting process in your body. It actually helps to activate the protein in your body that helps the blood to clot.

what is vitamin k
  • Vitamin K is also very important for the proper synthesis of the proteins found in your bone.
  • This form of vitamin helps to activate three different types of proteins in your body, which in turn helps to form new bone cells.
  • Having enough vitamin K in your body will make sure your bones are healthy, and will significantly reduce the risk of osteoporosis.

Is vitamin K an antioxidant or does it serve a totally different purpose?

Vitamin K is not really considered to be a typical form of antioxidant, as some other types of vitamins are considered to be.

antioxidant on vitamin k
  • The main function of vitamin K is to keep your body’s blood clotting process.
  • It helps to reduce the risk of bleeding that can also happen from other illnesses such as liver disease, using antibiotics for a long time and also due to any issues of malabsorption.

How much Vitamin K should we be getting in a day? 

There are various factors that will determine how much vitamin K you need in a day.

sources of vitamin k
  • How much vitamin K you need in a day will depend on your age as well as on your gender.
  • It will also depend on your overall health, and whether or not you have any particular form of illness, or have recently suffered and recovered from one.
  • The amount of vitamin K you need on a daily basis will also depend on whether or not you are pregnant.

Here is a broad idea of how much vitamin K you need on a daily basis, if you are overall healthy.

  • You don’t need too much of vitamin K in your body on a daily basis, and just a small amount of it is also good enough.
  • The recommended daily intake for vitamin K for adults is about 90 mcg per day, whether you take it in the form of your daily fresh diet or prefer to take it in any form of additional supplements.

Is there such a thing as a Vitamin K overdose? How does this happen and what are the side effects?

Too much of anything is bad, and the same is the case with having too much vitamin K. Here are a few things you should keep in mind when consuming vitamin K, and especially if you are also taking it in the form of additional supplements.

vitamin k is an antioxidant
  • Vitamin K helps to coagulate the blood, so if you are also taking any medications that can help to prevent clotting, check with your doctor.
  • If you are on antibiotics, speak to your doctor in case you need to reduce your intake of vitamin K.
  • Some of these antibiotics that you should definitely mention to your doctor especially include medications that help with weight loss.
  • If you are suffering from kidney diseases or are on medications for dialysis, speak to your doctor as it could add further stress to your kidney and worsen the situation.
  • Taking vitamin K1 if you have diabetes can cause problems with your blood sugar levels and may make them dip. Monitor this carefully and speak to your doctor.

Here are some of the potential side effects that could happen if you take excess vitamin K than what your body can safely make use of.

  • Nausea
  • Reduced levels of blood sugar
  • Dizziness
  • Feeling excessively tired

How important is Vitamin K to the human body? What will happen to us without it?

It is important that you consume your daily required intake of vitamin K. When your body lacks in an adequate amount of vitamin K, you can have a host of health issues such as weak and brittle bones, decay in the tooth and gums, heart diseases and even risk of certain types of cancer.

Keeps your heart healthy: 

what is antioxidant

It can prevent the residual buildup of calcium in the arteries of the heart. This can prevent the risk of heart attack.

Fights the risk of certain types of cancer: 

It significantly reduces risk of certain cancers such as nasal, colon, prostate and stomach cancer.

Keeps your bones healthy: 

It helps to increase the type of protein in your body that maintains proper bone calcium and keeps your bones strong. It can also significantly stop the problem of bone density loss in those who are already suffering from osteoporosis.

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