Josh, I'll have to check out the book! Jody, just link back to your site. Hopefully you have analytics set up for your website, which it make it easier for you to track how many people clicked on that link from Facebook--helping you understand how important your Facebook business page is for your company.
The average (or more correctly the arithmetic mean) amount of vitamin k contained in 100g of grapefruit juice, based on the list below of 6 different items under the general description of grapefruit juice, is 0.02 ug of vitamin k.
Grapefruit is bursting with vitamin C; a mere half of a grapefruit provides 46.86 mg, or 78.1 percent, of the recommended daily value. Grapefruit is an excellent source of this antioxidant, which supports cardiovascular health by preventing the oxidation of cholesterol.