Notice they refer to comorbidity from ageing and vascular calcification and thus the importance of K2. Good sources are dairy or, if you are vegan, natto! It's

Notice they refer to comorbidity from ageing and vascular calcification and thus the importance of K2. Good sources are dairy or, if you are vegan, natto! It's a (stinky) K2 MK-7 bomb [1]. PS: the formatting from hell? preprint looks like a web page printed out by internet explorer 5... [1] - see "Menaquinone Content of Cheese" (includes comparison with natto) https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5946231/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5946231/