1, chestnut chestnut is a thousand-fruit variety with high carbohydrate content, which can provide more heat energy for human body, help fat metabolism, and have the functions of benefiting qi, strengthening spleen and nourishing gastrointestinal tract; Thirdly, chestnut is rich in vitamin C, which can maintain the normal functions of teeth, bones, blood vessels and muscles, and prevent and treat osteoporosis, waist and leg pain, muscle pain and fatigue. , delay human aging. It is an ideal health fruit for the elderly. 2. Cashews Cashews contain 265,438+0% protein and 40% unsaturated fatty acids. They are rich in trace elements such as calcium, phosphorus, zinc and iron, and have antioxidant, anti-aging, anti-tumor and anti-cardiovascular effects. The fat contained in it is mostly unsaturated fatty acids, of which oleic acid accounts for 67.4% of the total fatty acids and linoleic acid accounts for 65,438+09.8%, which is a good result of dietotherapy for patients with hyperlipidemia and coronary heart disease. Cashew nuts are sweet, flat, non-toxic, moistening the lungs, relieving annoyance and resolving phlegm. In addition, cashew nuts can also strengthen the spleen, and friends with poor spleen and stomach will have a good health care effect if they eat them regularly. 3. Walnut Walnut is rich in nutrition and has the reputation of longevity fruit, longevity fruit and health care treasure. 86% of walnut fat is unsaturated fatty acid. Walnut is rich in copper, magnesium, potassium, vitamin B6, folic acid and acenaphthene > 3 1, and also contains fiber, phosphorus, iron, vitamin B2, nicotinic acid,