There are no bad things to say about Vitamin K. I feel it is overlooked and only recently The daily recommended intake is 120 ug for men and 90 ug for women. Not many people know there are two Vitamin K2: K1 and K2
Like D, E and A, Vitamin K is fat soluble. The body has a limited ability to store Vitamin K and the amounts are rapidly depleted.
You can get your vitamin K from eating greens like Kale, spinach, collards, swiss chard, mustard and turnip greens. For example 1/2 cup of cooked kale has 531 ug of Vitamin K and a 1/2 cup of cooked collards has 418 ug of Vitamin K These are the amount of Vitamin K1
Vitamin K2 has been studied in bone, cancer and arthritis. We know about Vitamin K bone building reputation K2 draws calcium into the bone matrix and inhibit bone resorption with administered with Vitamin D This is excellent to improve and treat osteoporosis Vitamin K2 has a name It is called menaquinone (NM) and found in foods as fermented foods like Natto, hard cheeses and soft cheeses. Small amounts are in sauerkraut and salmon
In Japan, Vitamin K is the standard treatment for osteoporosis. In this country there are conventional medication with side effects. Maybe we can use Vitamin K and Vitamin D as the standard of care since there are great results.