Chicory is a herb, that has long been associated with mankind. It is said that, ancient Egyptians had cultivated and used chicory plants for both culinary and medicinal purposes. Even the ancient Greeks and the Romans had used this herb as a vegetable. Today, chicory is cultivated in many parts of the world. Some varieties, like radicchio, are used as vegetables, whereas others are cultivated exclusively for their roots, that are used for various purposes.