Corn 106 kcal (per100g); Sweet potato 99 kcal (per kloc-0/00g); Pumpkin 22 kcal (per kloc-0/00g).

Calorific unit: calories, 1 calories = 1000 calories.

Nutrients that can provide calories in the diet are sugar (carbohydrate), fat, protein, alcohol, organic acids and so on. The calories they contain are: sugar (carbohydrate) 4 calories, fat 9 calories, protein 4 calories, alcohol 7 calories and organic acid 2.4 calories.

To calculate the calories contained in food or diet, we must first know the weight of calorie nutrients, and then use the following formula to calculate:

Calories (kilocalories) = grams of sugar ×4+ grams of protein ×4+ grams of fat ×9+ grams of alcohol × 7.

Extended data:

Corn is rich in dietary fiber, which can promote gastrointestinal peristalsis and help the human body digest and absorb, especially suitable for friends who lose weight. Dietary fiber can also increase the satiety of human body and reduce the intake of other foods after eating corn, thus playing an active and effective role in losing weight.

Eating pumpkin regularly can make the stool smooth and the skin plump, especially for women, which has a cosmetic effect. Zhang Zhidong, a famous minister in Qing Dynasty, once suggested that Empress Dowager Cixi eat more pumpkins. Pumpkin can also prevent stroke, because pumpkin contains a lot of glycerol acids such as linseed oleic acid, palmitic acid and stearic acid, which are all good oils.

Baidu encyclopedia-calories