How Many Calories in a Gram of Carbohydrates?
快速解答
There are 4 calories (kcal) in a gram of carbohydrates.
1 g carbohydrates = 4 kcal
理解转换
Carbohydrates provide 4 kilocalories per gram. This applies to all carbs: sugars, starches, and most fibers (some fiber provides 2 kcal/g). The Atwater general factors — 4-9-4 for carbs-fat-protein — are used on all nutrition labels worldwide.
公式
1 g carbohydrates = 4 kcal
常见示例
| 描述 | 值 |
|---|---|
| A slice of bread (15g carbs) | 60 kcal from carbs |
| A banana (27g carbs) | 108 kcal from carbs |
| 1 cup of rice (45g carbs, cooked) | 180 kcal from carbs |
快速参考表
使用此表在gram of carbohydrates和calories之间快速转换：
| gram of carbohydrates | calories |
|---|---|
| 1 | 4 |
| 2 | 8 |
| 5 | 20 |
| 10 | 40 |
| 25 | 100 |
| 50 | 200 |
| 100 | 400 |
常见问题
How Many Calories in a Gram of Carbohydrates?
There are 4 calories (kcal) in a gram of carbohydrates. Carbohydrates provide 4 kilocalories per gram. This applies to all carbs: sugars, starches, and most fibers (some fiber provides 2 kcal/g). The Atwater general factors — 4-9-4 for carbs-fat-protein — are used on all nutrition labels worldwide.
将gram of carbohydrates转换为calories的公式是什么？
公式为：1 g carbohydrates = 4 kcal。要转换，将gram of carbohydrates的数量乘以4即可得到calories的等值。
如何将calories转换为gram of carbohydrates？
要将calories转换为gram of carbohydrates，将{fromUnit}的数量除以4。例如，20 {fromUnit}等于5 {toUnit}。