Walnuts are nuts, rich in protein, fat, carbohydrates, vitamins, minerals and other nutrients, the main effects are as follows:

1, regulating blood vessels: walnuts are rich in fat, and mostly polyunsaturated fats, polyunsaturated fats can regulate blood vessels, assist in lowering blood lipids, blood pressure, cholesterol, and atherosclerosis has a certain preventive effect;

< p>2, antioxidant aging: walnuts are rich in vitamin E, vitamin E is a strong antioxidant, can remove excess free radicals in the body, slow aging;

3, promote the development of the nervous system, sleep: walnuts are rich in lecithin and DHA, for the elderly, increase lecithin and DHA can prevent Alzheimer's disease, improve memory, for infants, lecithin and DHA can promote the development of the nervous system. DHA can promote the development of the nervous system, improve intelligence;

4, in addition, walnuts are also rich in protein and melatonin, a good sleep aid; due to the high fat content of walnuts, although polyunsaturated fatty acids, but the total amount of too much, such as uncontrolled, but also due to excessive fat intake will lead to total energy overload, which has a negative effect on the body.