1, malnutrition: Eating too much chocolate before meals will also increase satiety and reduce appetite. In the long run, it will lead to nutritional deficiency, which may affect the digestive function of gastrointestinal tract in severe cases;

2. Obesity: Chocolate has relatively high fat content and low other nutrients. Eating a lot will increase the risk of obesity and the incidence of hyperlipidemia.

3, dental caries: In order to increase the taste, white sugar is added to most chocolates, especially ordinary chocolates, which contain a lot of sugar. Children who eat too much may increase the risk of dental caries;

4, gastrointestinal burden: because ordinary chocolate contains a lot of sugar, fat and so on. And dark chocolate is rich in cellulose, no matter what kind of chocolate, it is easy to increase the burden on the stomach after eating a lot;

5. Others: Some sensitive people may suffer from sleep quality decline, insomnia and other symptoms after eating because they contain certain nerve excitant substances. And no matter what kind of chocolate, it contains a certain amount of sugar, so it is not recommended for patients with hyperglycemia and diabetes.