What type of abiotic factors do polar bears eat?

Abiotic and biotic factors of the bear itself or abiotic and biotic for the ecosystem?

If for the ecosystem of a polar bear:

Abiotic means nonliving. The abiotic factors for a polar bear would be for example; ice. Ice is nonliving along with water. without water the bear would get dehydrated.

Biotic means living. The biotic factors for polar bears would be, for example, fish. This provides nutrients to the bear.