Dried roots of burdock.
Quality is listed in the European Pharmacopoeia (Ph. Eur.).
HMPC monograph: Traditional-use: Internally as a diuretic, flushing of the urinary tract for mild urinary complaints, appetite stimulant. External: Seborrhoeic skin
ESCOP monograph: internally supportive for mild urinary tract complaints by increasing the amount of urine and thus flushing the urinary tract; externally for seborrhoeic skin, eczema, boils and acne.
Commission E: Zero monograph
Empirical medicine: as a diuretic and laxative, diuretic and diaphoretic, for aching limbs, gout, rheumatic complaints, kidney, bladder and gallstones. External: eczema, poorly healing wounds, seborrhea of the scalp.