English Walnut
juglans regia
Medicinal Actions
Alterative, Analgesic, Anthelminthic, Antiaggregant, Antibacterial, Anticancer, Antidote, Antiherpetic, Antiinflammatory, Antioxidant, Antiradicular, Antiperspirant, Antiseptic, Antitumor, Antiviral, Astringent, Candidicide, Carcinogenic, Cholagogue, Depurative, Digestive, Diuretic, Fungicide, Herbicide, Insecticide, Laxative, Leukoplakogenic, Litholytic, Molluscicide, Mutagenic, Myorelaxant, Myotonic, Piscicide, Stimulant, Tonic, Colic
Primary Conditions Treated
General Dosage
Five tsp chopped leaf/cup water; 2–3 g leaf/100 ml water for compresses; 3–6 g; 4–8 ml liquid leaf extract.
Safety & Contraindications
Class 2d. Juglone is mutagenic. External carcinogenic effects noted after chronic external use. None known for the leaf at proper dosage. Commission E reports fruit shell not permitted for therapeutic use; usefulness not adequately documented. Fresh shells contain the naphthoquinone constituent juglone, which is mutagenic and possibly carcinogenic. The juglone content of dried shells has not been studied adequately. Good source of dietary serotonin, quickly broken down in the gut.