Leaves, stems, flowers and roots are all edible, and all boast nutritional value. From a sautéed side dish, to an ingredient in salads, to wine, a caffeine-free coffee, and even part of a traditional British soft drink, dandelion obviously has not been overlooked throughout the history of civilization. As a medicinal plant, dandelion has been used for thousands of years, and history reports its use in treating a variety of mild to severe conditions.