Answer:
Precious stones in a pack of cards.
Cycle Cycle Cycle.
What must you give before you can keep it?
Touch this and you'll regret it. But if it's cold, you won't forget it. What is it?
I'm a small ring shaped fried cake, often with bavarian cream or fruit filling, and sometimes covered in icing and sprinkles.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?