High Dose Menatetrenone (MK-4)AdvancedVeganNon-GMOGluten FreeDietary SupplementGMP ManufacturingQuality AssuredIndependent TestingDiscussion: Peak K2 is menatetrenone (MK-4) a form of vitamin K2 made in the body from phylloquinone (vitamin K1) and distinct from the menaquinones made by probiotic bacteria.