Burdock
arctium lappa
Medicinal Actions
Alterative, Antibacterial, Antidiabetic, Antifuruncular, Anti-HIV, Antileukemic, Antilymphomic, Antimutagenic, Antiphlegmatic, Antipyretic, Antirheumatic, Antiseptic, Antitumor, Astringent, Bifidogenic, Carminative, Choleretic, Cytoprotective, Depurative, Desmutagenic, Detoxicant, Diaphoretic, Digestive, Diuretic, Fungicide, Gastrostimulant, Hepatotonic, Hypocholesterolemic, Hypoglycemic, Immunostimulant, Lipolytic, Lymphotonic, Prebiotic, Stomachic, Uterotonic
Primary Conditions Treated
General Dosage
0.25–0.5 cup fresh root; 1.25 tsp chopped or powdered root/cup water; 2–6 g dry root as tea, 3 ×/day; 6–12 g dry root; 9 g dry root:45 ml alcohol/45 ml water; 2–8 ml liquid root extract 3 ×/day; 8–12 ml root tincture 3 ×/day; 0.5–1 tsp tincture up to 3 ×/day; 3 capsules 3 ×/day; 3 capsules 3 ×/day; 0.5–2 ml liquid seed extract.
Safety & Contraindications
Class 1. CAN notes that it may conflict with other hypoglycemic medications. Physicians in Burgos, Spain, in 1995, reported three cases of contact dermatosis caused by burdock root poultices. Herbs for Health page 68, reviewing Rodriguez, P. et al., 1995. Allergic contact dermatitis due to burdock. Contact Dermatitis 33:134–5.. Should be avoided during pregnancy due to a slight estrogenic effect. CAN also cautions that because it is a uterine stimulant, in vivo, its use in pregnancy and lactation is to be avoided.