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Vitamin K2 

Product name: Vitamin K2 

Chemical name: Menaquinone

Specification: 0.1%, 1%, 98%

CAS No.: 863-61-6 (MK-4), 2124-57-4 (MK-7)

Vitamin K2 :

Vitamin K2 (menaquinone) is found in animal foods and fermented foods.

Vitamin K was discovered in 1929 as an essential nutrient for blood coagulation. The initial discovery was reported in a German scientific journal, where it was called “Koagulations vitamin”.

There are two main forms of vitamin K:

  • Vitamin K1 (phylloquinone): Found in plant foods like leafy greens.
  • Vitamin K2 (menaquinone): Found in animal foods and fermented foods (2Trusted Source).

Vitamin K2 can be further divided into several different subtypes, the most important ones being MK-4 and MK-7.

Chemical Structure:

Quick details:


Fine off-white powder

Active ingredients

MK-4, MK-7

Test Method



863-61-6(MK-4), 2124-57-4(MK-7)


Free sample can be provided.

Shelf Life 

2 years if sealed and store away from direct sun light.


Pack in paper-drums and two plastic-bags inside. Net Weight: 25kg/drum.


Store in a well-closed container away from moisture.


According to your needs, such as by T/T etc.


According to your needs, such as by by Air, by Sea etc.


  • VK2 reduced blood vessel calcification;
  • VK2 as supplements generally improve bone and heart health;
  • VK2 plays an essential role in bone metabolism, and it can help prevent osteoporosis and fractures.
  • VK2 maybe improve Dental Health;
  • VK2 has been found to improve survival in patients with liver cancer.



Vitamin K2 have been used as dietary supplement, it can be made to tablet form, capsule and powdered form. Especially, Vitamin K supplements are officially recommended for preventing and treating osteoporosis in Japan.

Associated Products:

More products would be found in future.

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