Answer:
Protein contributes 10 to 35% of the total calories, fat contribute 20-35 % of total calories and carbohydrate contributes 45-60% of total calories.
Step-by-step explanation:
National academy of science comes up with the dietary recommendation every year since year 1941. These dietary recommendations include the assessment of nutrient-based values of any diet.
One of the key methods is to assess the amount of calories contributed by each food components i.e protein, carbohydrate and fat.
This method defined calorie ranges which are known as Acceptable Macronutrient Distribution Ranges.
Protein contributes 10 to 35% of the total calories, fat contribute 20-35 % of total calories and carbohydrate contributes 45-60% of total calories.