Each 100 grams of walnuts contain 654 calories.

1, walnut kernel is rich in nutrients, each 100 grams containing 15-20 grams of protein, more fat, 10 grams of carbohydrates, and contains essential calcium, phosphorus, iron and other trace elements and minerals, as well as carotene, riboflavin and other vitamins. Beneficial to the human body. It is one of the nut foods loved by the people.

2, walnut, light-loving, hardy, drought-resistant, disease-resistant ability, adapt to a variety of soil growth, like fertile and moist sandy loam, like water, fertilizer, like the sun, at the same time on the water and fertilizer requirements are not strict, after the fall of the leaves to the germination of the pruning should not be pruning, easy to produce injury flow. Suitable for most land growth. Prefer calcareous soil, commonly found in mountainous areas on both sides of river valleys where the soil is deep.

3, walnuts are rich in nutritional value, have "long live son", "longevity fruit", "health of the treasure" reputation. Walnuts in 86% of the fat is unsaturated fatty acids, walnuts are rich in copper, magnesium, potassium, vitamin B6, folic acid and vitamin B1, also contains fiber, phosphorus, niacin, iron, vitamin B2 and pantothenic acid. Every 50 grams of walnuts, water accounted for 3.6%, another 7.2 grams of protein, 31 grams of fat and 9.2 grams of carbohydrates.