Vitamin K2

90 mcg in Essential for Women

90 mcg in Essential Prenatal

SourceOslo, Norway
FormPure Non-Soy MK7
Found inNatto, hard cheese, and egg yolk
ManufacturerKappa Biosciences
Read Interview with Manufacturer

Benefits

Benefit

Healthy Skin*

Benefit

Bone Health*

Benefit

Heart Health*

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.*

Vitamin K2 MK7 helps deposit calcium into bones.*

+Calcium

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

Kappa Bioscience; University of Oslo

Importance of Vitamin K for bone and cardiovascular health - 2003

University of Maastricht

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

Nutrition Impact LLC

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

Kappa Bioscience AS

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

International Science and Health Foundation

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

J-Oil Mills, Inc.; University of Maastricht

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

Aarhus University

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: [email protected]