yeah you just need to ask your doc or look at the papers they gave you....they told me something to the effect of ....
17-22 grams Protein
under 5 grams sugar
under 15 grams carbs
watch your fat to ...i think its like under 4 or 5 grams
and all that jazz
i am using Mega Protein i think thats the name it is WONDERFUL!
its also Cookies and cream and i mix with water...tastes just like a milkshake!