The nutritional value of walnuts is particularly high, which can supplement the nutrients needed by the body and promote the development of the brain, which is also particularly helpful for the development of intelligence. Some elderly people with cardiovascular diseases can also eat more walnuts, which can effectively prevent and alleviate cardiovascular diseases. However, eating a large number of walnuts at a time will weaken the digestive function, resulting in poor appetite, so be careful not to eat too many walnuts at a time. Many nuts are high in fat, such as pistachios, so it is not recommended for obese people to eat these nuts with high fat content, and some people suffer from fatty liver, so it is best not to eat this type of nuts, otherwise it will be harmful to their health and easy to get fat. In fact, chestnut is the most common thing in the street, especially in winter. You can feel the fragrant smell of chestnut when you walk on the street, but in fact, chestnut is also a food that is not easy to digest. Therefore, for people with poor digestive function, it is best not to eat too much chestnut, otherwise it will increase the digestive burden. Of course, it is also a good habit to eat more nuts at ordinary times. After all, nuts have high nutritional value and are beneficial to health, but it is necessary to pay attention to it once. To sum up, eating nuts is easy to get fat, so you should control the amount of nuts you eat at ordinary times. If you are obese and have more fat, you should eat less. People with indigestion had better not eat nuts after meals, otherwise it will slow down the peristalsis of gastrointestinal tract and affect digestive function.