TABLE 1

Macronutrient composition of low-fat, high-fat, and regular diets by kilocalories per gram and percentage of total kilocalories

MacronutrientsRegular dietLow-fat dietHigh-fat diet
Protein (kcal/g)0.80.50.6
Carbohydrate (kcal/g)2.12.72.0
Fat (kcal/g)0.50.41.8
Total (kcal/g)3.43.64.4
Protein (% of total kcal)231414
Carbohydrate (% of total kcal)627545
Fat (% of total kcal)151141