“…they have a vitamin D K2 product on through any Sir Thrival. Link, very, very clean ingredients, nothing yucky in there, very good. So you get the vitamin D and the K2 as well. Some folks take these big doses of vitamin D and there's actually a company that's putting out a 50,000 kind of unit thing. In general, how do folks kind of figure out a vitamin D dosage if they want to take extra vitamin D? - During the winter, 5,000 units a day is able to bring most people up into the middle of the range.”