Answer:
It is the great nemesis of the lactose intolerant.
What word in the English language uses all five vowels plus Y in alphabetical order, and uses each only once?
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
You throw away the outside, eat the inside, then throw away the inside. What is it?
The more you take, the more you leave behind.
What never gets any wetter no matter how hard it rains?