Vitamins & Minerals

VITAMIN K1

What is vitamin K1? 

Vitamin K1, also known as phylloquinone, is a type of vitamin K that is primarily found in green leafy vegetables such as spinach, kale, and broccoli. It is essential for the synthesis of clotting factors in the blood, particularly factors II, VII, IX, and X, which are important for the normal clotting process.

Vitamin K1 is also involved in bone health by assisting in the activation of osteocalcin, a protein that helps bind calcium to the bones. It is an important nutrient for maintaining proper blood clotting and bone metabolism.

Studies have suggested that a moderate intake of vitamin K1 from dietary sources may have beneficial effects on cardiovascular health and reduce the risk of certain types of cancer. Vitamin K1 plays a role in regulating calcium in the body, which is important for maintaining cardiovascular health and preventing the calcification of blood vessels. It also has antioxidant properties that may help protect against cancer development.

Consuming foods rich in vitamin K1, such as green leafy vegetables, can contribute to overall health and potentially reduce the risk of cardiovascular diseases and certain types of cancer. 

Vitamins or minerals that can enhance the absorption of vitamin K1 include:

  • Dietary Fat: Like other fat-soluble vitamins, vitamin K1 is absorbed more effectively when consumed with dietary fats. Incorporating healthy fats into your meals, such as those from olive oil, avocados, and nuts, can improve vitamin K1 absorption.
  • Vitamin D: Vitamin D plays a role in calcium metabolism and bone health, and it can interact with vitamin K in various metabolic processes related to bone mineralisation.
  • Magnesium: Adequate magnesium levels are important for overall bone health and may play a role in the utilisation of both vitamin K1 and calcium in bone metabolism.
  • Calcium: Calcium is essential for bone health, and vitamin K1 plays a role in directing calcium to the bones and teeth. Ensuring sufficient calcium intake can indirectly support vitamin K1's bone-related functions.

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DIVE DEEPER

Explore the tabs and discover links between VITAMIN K1 and various elements

How much does the body need per day?

Age
Male
Female

1 to 3 years:

30 mcg

30 mcg

4 to 8 years:

55 mcg

55 mcg

9 to 13 years:

60 mcg

60 mcg

14 to 18 years old:

75 mcg

75 mcg

19 to 50 years:

120 mcg

90 mcg

51 years and over:

120 mcg

90 mcg

During pregnancy:

90 mcg

Lactation

90 mcg