Walnuts facts

Walnuts contain high amount of heart healthy fats as well as antioxidants. Moreover, the daily intake of walnuts enhances the brain health and also prevents cancer as well as heart disease. It could be consumed alone or added to various dishes. Due to its appearance as brain, it is called brain food. It is regarded to increase the intelligence. The study shows that the intake of walnuts helps to enhance the function of brain. It contains omega 3 fatty acids that help to promote the activities of brain. Besides its delicious taste, it possesses proteins and antioxidants that provide various health benefits. It also provides stamina to the body due to which it is called power food.

Name Walnut
Scientific Name Juglans regia
Native Native to Balkans Eastward to Himalayas and Southwest China. The trees are found extensively in Kyrgyzstan. It is widely sophisticated in temperate zones of the world. Serbia, Bulgaria, France, Greece, Romania, China, California and Chile are the vital nut cultivating regions. Walnuts are also grown in New Zealand and Australia.
Common/English Name Carparthian Walnut, English Walnut, Common Walnut, European Walnut, Madeira Nogal, Hirsute Walnut, Persian Walnut, Walnut, Madeira Walnut
Name in Other Languages Afghanistan: Charmaz;
Brazil: Nogueira;
Chinese: Hu Tao, Hu Tao Ren;
Czech: Ořešák Královský;
Danish: Valnødtræ;
Dutch: Walnoot;
Eastonian: Kreeka Pähklipuu;
Finnish: Saksanjalopähkinä;
French: Noyer Royal;
German: Echter Walnußaum;
Greek: Karithis;
Hungarian: Nemes Dió;
Hindi: Akhrot,
Kannada: Akrodu,
Malayalam: Akrottu,
Sanskrit: Aksotah,
Tamil: Akrottu,
Telugu: Akrotu;
Italian: Noceto;
Japanese: Kurumi;
Norway: Valnøtt;
Pakistan: Akhrot;
Persian: Gerdoo;
Polish: Orzech Wloski;
Portuguese: Noz;
Russian: Gretskii Orekh;
Slovakian: Orech Vlašský;
Slovenian: Navadni Oreh;
Spanish: Nuez;
Swedish: Valnöt;
Turkish: Ceviz
Transcribed Chinese: hu tao
Plant Growth Habit Deciduous, monoecious tree
Soil Well-drained
Plant Size Height: 25-35 m (80-120 ft.); Trunk diameter: 2 m (6 ft.)
Lifespan 50-250 years
Root Strong, deep taproot
Bark Gray, smooth, olive to brown
Trunk Diameter: 2 m (6.6 ft.)
Leaf Imparipinnate; alternately arranged, Length: 25-40 cm (10-16 inches), pinnate
Leaflets Ovate to elliptic; Length: 7-20 cm; Broad: 3-8 cm
Male spike Length: 6-15 cm, four pubescent, ovate tepals, basifixed anthers, 10-20 subsessile stamens
Female spikes Pistillate flowers in 3-9 clusters
Flowering Season May-June
Flower Yellowish-green
Fruit shape & size Drupe; Length: 5 cm, ovoid-subglobose; epicarp green
Fruit color Brown
Flesh color Light brown to white
Shell Rough, wrinkled, furrowed, thin
Flavor/aroma Rich
Fruit Season Autumn
Major Nutritions Total Fat (lipid) 76.3 g (218.00%)
Copper, Cu 1.856 mg (206.22%)
Manganese, Mn 3.994 mg (173.65%)
Phosphorus, P 405 mg (57.86%)
Vitamin B6 (Pyridoxine) 0.628 mg (48.31%)
Tryptophan 0.199 g (45.23%)
Magnesium, Mg 185 mg (44.05%)
Isoleucine 0.731 g (43.72%)
Iron, Fe 3.4 mg (42.50%)
Valine 0.881 g (41.71%)
Health Benefits
  • Enhance colon health
  • Cardiovascular ailments
  • Stress
  • Alzheimer’s disease
  • Antioxidants
  • Function of brain
  • Treat diabetes
  • Cancer
  • Enhance metabolism
  • Anti-inflammatory properties
Calories in 1 cup chopped (117 gm) 765 Kcal.
Traditional uses
  • Walnuts are used to cure various health ailments.
  • The shell treats anemia and diarrhea.
  • The paste is used as poultice to the eczema and dermatitis.
  • The seed oil treats dry skin conditions and menstrual problems.
  • It provides relief from constipation.
  • The leaves detoxify blood and treats skin ailments.
  • It treats the menstrual problems.
  • It treats strumous sores.
  • The leaves are used to treat fever or rheumatic pain.
  • The leaves are a cure for dandruff, superficial burns, sunburn and scalp itching.
  • The bark is used to clean the teeth.
  • One should consult a health professional before using it.
  • One might experience a Walnut allergy which is caused by the sensitization of immune system.
  • The symptoms might be vomiting, pain abdomen, throat and lip swelling, difficulty in breathing as well as chest congestion.
  • The people allergic to Walnuts should avoid it.
How to Eat
  • The kernels are consumed raw, roasted and salted or used in pastries, ice cream, cakes etc.
  • The kernels are added to sweet and savory dishes.
  • The unripe fruits are pickled in vinegar.
  • The dried leaves are used as tea.
  • Seeds are added to ice cream, cakes, etc.
  • Walnuts are added to salad.
  • It could be used as a topping for pies, pizzas and yogurt.
Other Facts
  • The pollination could be cross or self-pollinated.
  • The shells help to produce grit paper, plastics, glues and cleaning products.
  • The woods are used to manufacture flooring, panels, furniture, musical instruments, gunstocks and veneers.
  • About two thirds of the walnut is produced in California.
  • In California, Walnuts reached in 18th century.
  • U.S. produces 75% of the walnuts in the world.


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