Rheum officinale Baillon, Rheum palmatumL., and Rheum rhabarbarum L. (Rhubarb)
Family
Polygonaceae (Buckwheat family).
Traditional use
Purgative; laxative
Part used
Stem (the leaves are toxic)
PreparationDesserts
Research
Rhubarb has been studied for the management of gastrointestinal (GI) and renal disorders, and for the treatment of hyperlipidemia and cancer. There is insufficient clinical evidence for its use. A recent study looked at the efficacy of the compound rhein in protecting the blood-brain barrier after traumatic brain injury