Usage patterns
〈物〉にナトリウムが含まれるsodium is contained in 〈something〉
This food contains a lot of sodium.
ナトリウムを摂取するto take in / ingest sodium
Eating too much salt causes you to take in excess sodium.
ナトリウムを減らすto reduce sodium (intake)
I try to reduce my sodium intake for my health.