Product Details
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Jarrow Formulas MK-7 is naturally made via fermentation by Bacillus subtilis subsp. natto and is 10X better absorbed than K1 from spinach. MK-7 is a longer-acting form of Vitamin K vs. K1 and MK-4. and clinically proven to better support carboxylation of specific proteins needed to build bones and help protect arteries from calcium deposition.