Answer:
Blend a teapot shot so the pearlies won’t rot!
You use it between your head and your toes, the more it works the thinner it grows.
I am whole but incomplete. I have no eyes, yet I see. You can see, and see right through me. My largest part is one fourth of what I once was.
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
Three little letters, a paradox to some. The worse that it is, the better it becomes.
What is so fragile that saying its name breaks it?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?