Botanical Index No. 381

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

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.

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