Moderate eating chestnut will not lead to fat, can supplement the body with carbohydrates and other nutrients; long-term large intake of chestnut will become fat. Chestnut is rich in starch, in addition to protein, vitamins and other nutrients, in 100 grams of fresh chestnuts containing 189 calories, of which 42.2 grams of carbohydrates, 4.2 grams of protein, 0.7 grams of fat, dietary fiber 1.7 grams of vitamin A32 micrograms of vitamin E4.56 milligrams, 442 milligrams of potassium, calcium 17 milligrams. Chestnuts can supplement the body with the required nutrients, eat chestnuts in moderation is beneficial, and will not get fat. But chestnut carbohydrate content of 42.2g/100g, high calorie, if excessive consumption of chestnut, heat can not be discharged, thus converted into fat, may cause the phenomenon of obesity, so it is not recommended to eat more. Should be a balanced diet, a variety of nutritional intake, you can eat more fresh vegetables and fruits, supplemental water. Note that because chestnut contains high sugar, so diabetic patients should also eat less, so as not to affect the condition.