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.
Citrus Fruits. Citrus fruits contain high levels of potassium. One cup of orange juice contains 496mg potassium, a cup of orange pieces contains 326mg potassium, and a single orange contains 237mg potassium. One half of a white grapefruit contains 175mg potassium; one half of a pink or red grapefruit contains 166mg potassium.