Thought I'd post an article I found when reading up about carb-backloading and trying to find a way that I could keep my morning workouts. To get the insulin spike post workout without the use of carbs its suggested a combination of casein hydrolysate and leucine with the PWO shake can achieve this. Just a warning, it tastes like sh*t!
From EliteFTS, Back Loading: Follow Up Dangerously HardcoreDangerously Hardcore