i was just reading an article today about gluten flour... they said that gluten flour, instant gluten flour, pure gluten flour, and vital wheat gluten are all the same thing..different companies call it different things..they said it has about 24 carbs per cup... i found some stores near me in NY that have it but bobs red mill farms website also sells it.. here is the website below

http://www.bobsredmill.com/catalog/...&product_ID=400