Celery contains high levels of vitamin K and good amounts of vitamin A, vitamins B-2 and B-6, and vitamin C. Celery is also a good source of the following nutrients: folate potassium manganese pantothenic acid dietary fiber The celery plant and its seeds both contain chemicals that nutritionists call phytonutrients. These chemicals have potent antioxidant and anti-inflammatory properties. Celery is also low in calories and sugar, making it a popular choice for a quick and hea