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Vitamin K2

90 mcg

  • Healthy Skin*
  • Bone Health*
  • Heart Health*

Why Our Form

The form of pure non-soy MK7 that we use is the preferred form of vitamin K because it lasts longer in the body, which means it works smarter than MK4 and K1.

Vitamins work together

Vitamin K2 MK7
MK7 helps deposit calcium into bones.

Found in

Natto, hard cheese, and egg yolk

Evidence-Based or Bust

We use nutrients backed by a significant body of research that is growing every day. Of the thousands of unaffiliated studies our in-house scientists sorted through to guide our choices, the titles below are the most relevant MVPs.

Bioavailability and chemical/functional aspects of synthetic MK-7 vs fermentation-derived MK-7 in randomised controlled trials - 2016

Importance of Vitamin K for bone and cardiovascular health - 2003

Foods, fortificants, and supplements: where do Americans get their nutrients? - 2011

Vitamin K2 for bone health. Vitamin K2 - a key factor for optimal bone health at all ages - 2015

Proper calcium use: Vitamin K2 as a promoter of bone and cardiovascular health - 2015

Comparison of menaquinone-4 and menaquinone-7 bioavailability in healthy women - 2012

No effect of vitamin K1 intake on bone mineral density and fracture risk in perimenopausal women - 2006

There are 12,596 studies on Vitamin K and counting

Substantiation is a living, breathing thing. We are constantly reviewing new research. Have a study you think we should take a look at? Send it our way:

Only what you need,
Nothing you don’t