Celery leaves are high in vitamin A, the stems are an excellent source of vitamins B1, 2, 6 & C with rich supplies of potassium, folate, calcium, magnesium, iron, phosphorus & sodium. Its compounds kills 86% of Lung cancer cells in Vitro as it is rich in flavonoid apigenin. Helps relieve joint pains, lung infections & asthma. An active compound called phthalides in celery boosts circulatory health. It contains 3-n-butyl phthalide that help reduces high blood pressure by eating 1 cup a day. | See more about Celery, Benefits Of and High Blood Pressure. Photos from the site http://dherbs.com/pinterest/dherbs-ht-celerystalk.jpg