Of all the herbs referred to in folk stories, Dandelion, still known in France as ‘piss-en-lit’ (piss-a-bed) is the best known. Anyone who has eaten the leaves or taken the powdered material will confirm the herb’s folk reputation for its efficacy! The leaves have a high potassium content balanced by other naturally occurring nutrients. In view of the popularity of Dandelion over so many generations it is not surprising that it has received detailed chemical investigation that has substantiated its popularity.