2. The calorie of pear is 58kcal/1 00g, and each100g contains 46g of carbohydrate, 0.12g of fat, 0.38g of protein, and 0/0g of cellulose.

3. Pears are rich in cellulose and pectin, and are rich in nutrients such as sugar, protein, carbohydrates, fat and vitamins. Moreover, pears are low-calorie foods and contain a certain amount of sugar. Eating pears half an hour before meals helps to relieve hunger and reduce appetite, thus reducing food intake.