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.
Eight ounces of fresh-squeezed orange juice has nearly 125 milligrams of vitamin C. Diluted frozen orange juice from concentrate has a little less -- about 95 milligrams per 8-ounce glass. Raw white or pink grapefruit juice each provide more than 90 milligrams of the vitamin in an 8-ounce serving. You'll get almost 55 milligrams of vitamin C from 8 ounces of sweetened tangerine juice.