Carbohydrates provide 4 calories per gram, fat provides 9 calories per gram and sugar also provides 4 calories per gram.
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4 kcal Both carbohydrates and protein have four calories per gram, whereas fats have nine.
There are 4 calories for every gram of carbohydrates. There is also 4 calories per gram of protein and 9 calories per gram of fat. Finally there are 7 calories per gram of alcohol.
The number of grams in 1000 calories depends on the macronutrient composition of the food. For example, carbohydrates and proteins provide about 4 calories per gram, while fats provide about 9 calories per gram. Therefore, 1000 calories would equal approximately 250 grams of carbohydrates or protein, and about 111 grams of fat. The exact amount varies based on the specific food and its nutritional makeup.
About 4
A gram of carbohydrates has about 4 calories, a gram of protein has about 4 and a gram of fat has 9. Multiply the calories per gram by number of grams of each macronutrient and divide by the total number of calories to get the percent of calories coming from each macronutrient.