Cashew nuts are valuable dried fruits and high-end dishes. They contain 21% protein, 40% oil content, and high levels of various vitamins. In international trade, cashew kernels are worth more than 5,000 US dollars per ton, making them worthy of being one of the world's "four major dried fruits" (walnuts, almonds and hazelnuts). The oil content of cashew nut shells reaches 11%, and cashew nut oil can be used to produce synthetic rubber through polymerization methods. Painting furniture with cashew oil can withstand high temperatures. According to reports, the US space shuttle uses scientifically processed cashew oil as a protective coating for its fuselage.

Pistachios, the outer layer of hard skin is the peel, and the inside is the kernel, with a thin layer of seed coat. The kernel has an aroma after roasting, which is the part we eat, and the more we chew, The stronger the fragrance, the more lingering aftertaste. Pistachio is rich in nutrients. Its kernels contain about 20% protein and 15% to 18% sugar. They can also be squeezed for oil. Nuts also contain vitamin E, which has anti-aging effects and can enhance physical fitness. The king of ancient Persia regarded it as a "fairy fruit", which is not without reason.

Almonds are rich in protein, fat, sugar, carotene, B vitamins, vitamin C, vitamin P, calcium, phosphorus, iron and other nutrients. The content of carotene is second only to mango among fruits. People call almonds an anti-cancer fruit. Almonds are rich in fat and oil, which can lower cholesterol. Therefore, almonds have a good effect on preventing and treating cardiovascular system diseases. The theory of traditional Chinese medicine believes that almonds have the effects of producing body fluids and quenching thirst, moistening the lungs and calming asthma, and are often used for lung dryness and asthma. Health care and treatment of patients with cough. A new study by US researchers shows that people with normal or slightly higher cholesterol levels can replace low-nutrient-dense foods in their diets with almonds to reduce blood cholesterol and maintain heart health. Researchers believe that a variety of nutrients rich in almonds, such as vitamin E, monounsaturated fat and dietary fiber, can effectively reduce the risk of heart disease. The total cholesterol level of 85 middle-aged and elderly volunteers in the sample (average age 56 years old) decreased by 7.6%, and the low-density lipoprotein cholesterol level decreased by 9%. It also did not cause weight gain.