celery
onion
parsley
garlic
peppermint
eggplant
cabbage
cranberries
asparagus
corn
cucumber
grapes
watermelon
Some sources say to
reduce intake of parsley and celery to avoid
water retention. I believe this is based on the fact that they contain a significant amount of natural sodium. Organic, or naturally occuring sodium, may be helpful by keeping table salt in solution, helping to eliminate it.