15 Foods That Help You Stay Hydrated
Water content: 95.4%
That urban legend about celery having negative calories isn't quite true, but it's pretty close. Like all foods that are high in water, celery has very few caloriesjust 6 calories per stalk. And its one-two punch of fiber and water helps to fill you up and curb your appetite.
This lightweight veggie isn't short on nutrition, however. Celery contains folate and vitamins A, C, and K. And thanks in part to its high water content, celery neutralizes stomach acid and is often recommended as a natural remedy for heartburn and acid reflux.