Answer:
Lovely and round, I shine with pale light, Grown in the darkness, a ladyβs delight.
I am the minerals vital for your good health.
I have a few points but we're not competing. I'll help you win when you're eating.
You can see it everyday, but cannot touch it at will. What is it?
I am owned by the poor the rich does not need me. If you eat me you will die!
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.