I was doing some research myself. You might get a kick out of this one. I'd be interested in knowing the actual grams/carbs/serving of your brewing product for a dollar/grm/carb breakdown. They also have an L-Carnitine product. This place is for the dogs...

MALTODEXTRIN
Serving size: 1/2 cup
Carbohydrates per 100 grams: 94.5 g
Number of servings in 10 lb: 96

http://www.howlingdogalaska.com/maltodex.html