Celery is a crisp, green vegetable known for its long stalks, leafy tops, and mild flavor. It is low in calories and rich in vitamins K and C, potassium, and antioxidants. Celery is commonly used in salads, soups, and stews or enjoyed raw as a snack, often paired with dips. Its high water content makes it refreshing and hydrating, while its fiber supports digestion.