Celery is a highly hydrating vegetable packed with antioxidants and anti-inflammatory compounds that protect your cells and support heart health. Because it is 95% water and rich in dietary fiber, it efficiently promotes optimal digestion and keeps your gut healthy Mayo Clinic. To easily add it to your diet, enjoy it raw as a crunchy snack paired with peanut butter or hummus, or chop it into soups, stews, and stir-fries for added flavor.