Asteraceae
Cichorium intybus
Chicory · Succory · Witloof
- Part used
- rootleaf
- Native range
- Europe, western Asia and north Africa; naturalised worldwide
- Morphology
- A wiry perennial to a metre and a half with a bare branching stem and clear sky-blue daisy flowers that open in the morning and close by afternoon, over a long white taproot.
What is in it
Evidence
Little controlled evidence for medicinal use. Inulin from chicory root is a well-studied prebiotic fibre, which is a nutritional finding rather than a herbal one.
Safety
A food. Inulin causes bloating and wind at higher intake and is a significant irritable bowel trigger. Contact dermatitis in handlers. Allergy in those sensitive to Asteraceae.
Interactions: Theoretical effect on blood glucose
Regulatory: Permitted as a food and as a listed medicine ingredient.
How the traditions classify it
Three systems, rating the same plant. Where they disagree, none of them is correcting the others — they are separate frameworks that arrived at their categories independently.
Historical use
Used as food, medicine and, from the Napoleonic blockade onward, as a coffee substitute — the roasted root is still standard in New Orleans coffee and in much of Europe.
Recorded as history and attributed where possible. Long use establishes that a plant was widely used, not that it worked, and not that it was safe.
Worth knowing
Chicory is the plant most likely to be in a reader's kitchen without being recognised. Almost all commercial inulin — the prebiotic fibre added to yoghurts, cereal bars and "high fibre" processed food — is extracted from chicory root, and it is the reason a good many people get wind from products marketed as gut-friendly.
Its medicinal reputation is also unusually stable. Dioscorides classes it as cooling and gives it for the liver; the Arabic tradition does the same; Unani practice still prescribes kasni for exactly that today. Two thousand years and three languages, one indication, no controlled trials at all.
Nomenclature verified against GBIF backbone taxonomy.