Black Walnut
juglans nigra
Medicinal Actions
Colic, Alterative, Anti-HIV, Antiseptic, Antitumor, Antiviral, Astringent, Depurative, Diaphoretic, Emetic, Fungicide, Herbicide, Insecticide, Laxative, Parasiticide
Primary Conditions Treated
General Dosage
10–20 drops fluid extract/day; 495 mg hull capsules 3 ×/day; 2–3 tsp fresh fruit rind; 1–1.5 g dry fruit rind; 1 g dry fruit, 5 ml alcohol/5 ml water.
Safety & Contraindications
Class 2d. Juglone is mutagenic. External carcinogenic effects noted after chronic use of Juglans regia, which contains juglone. Should not be used for more than a few weeks at a time. Antiseptic; contains tannins and iodine. No side effects reported. Our second- best source of dietary serotonin, quickly broken down in the gut. The combination of tannin, with all its pesticidal activities and juglone, may be pretty potent.