Common Names: Walnut, American Walnut, Eastern Black Walnut.
Scientific Name: Juglans Nigra L., Juglandaceae, Walnut Family
Common Uses: Use an infusion or decoction for diarrhea and to stop the production of milk. Use it as a douche for leukorrhea and as a mouthwash for soreness in the mouth or inflamed tonsils. The leaves can be used to make a cleansing wash, and the green rind of the fruit makes a good poultice to get rid of ringworm. Dried bark may be taken in a strong infusion as a purgative. The unripe nut kills intestinal worms. Chewing the bark is a remedy for toothache; an insecticide for bed bugs. Rubbed on the skin, the extract of black walnut is said to help eczema, herpes, psoriasis, fungus infections, and skin parasites. Native Americans used inner-bark tea as an emetic, laxative, chewed the bark for colic, poulticed for inflammation. Black walnut is especially useful in the treatment of skin diseases such as herpes and eczema. Traditionally it is used as a natural remedy for acne, canker sores, psoriasis and other fungal infections. Externally it has been used for skin complaints such as jock itch, ringworm, athlete’s foot, blisters, scabbing pruritis, varicose ulcers, and even syphilis sores. The juice of the fruit husk may be applied externally as a treatment for ringworm, or applied as a poultice for inflammations. The oil from the ripe nuts is a traditional remedy for gangrene, leprosy and wounds. Black walnut is believed to be very beneficial as a remedy for poor digestion or diarrhea. It has been used as a natural laxative and is believed to be helpful for cleaning the intestinal tract. Black walnut is used in traditional herbal medicine to expel worms, parasites and harmful pathogens from the body. It is suggested that the natural tannins present in black walnut alters the pH of the intestine which may help in killing fungus, parasites and yeast, and expel worms and parasites. Studies have shown that black walnut may be useful in treating cell damage caused by liver injury due to exposure to certain environmental toxins such as carbon tetrachloride. The nuts of the black walnut are believed to aid in decreasing cholesterol levels and to improve overall heart health and function. The iodine in black walnut shells has antiseptic properties which can increase the immune system’s response time when fighting bacteria and infection. Some studies have shown that black walnut significantly reduced total cholesterol and LDL-cholesterol concentrations, and may be useful as a treatment for high blood pressure. It is high in Omega-3 fatty acids, which are beneficial to heart health. The nuts of black walnut may be helpful as a natural control for diabetes, due to the Omega-3 fatty acids which lower the level of triglycerides (bad cholesterol) and increase the level of HDL (good cholesterol) which in turn may help in controlling the level of sugar in the blood. The presence of Omega-3 fatty acids in fruit of the black walnut can help reduce inflammation and promote the function of the lungs; this may give relief from asthma. The presence of juglone, omega-3 fatty acids, phytosterols, polyphenols, carotenoids and melatonin in black walnut may have anti-tumor properties which may help in the treatment of cancer.
*Warnings: In rare cases, black walnut may cause rashes, swollen skin, hives and skin irritation. Rarely, chest pain, tightness of the airways, and breathing difficulties have been associated with the use of black walnut. Black walnut is not advised for use during pregnancy or while breast feeding. It may interact with certain medications, so always inform your health care professional of any medications, vitamins or herbs that you are taking. Be sure to get your herbs and supplements from a reputable source to ensure you are getting a high quality product.
Origin: Found in rich woods. Western Massachusetts to Florida; Texas to Minnesota. Canada