Free Healthcare Tool
Macronutrient Split Calculator
Convert a chosen protein/carbohydrate/fat percentage split into grams for a daily calorie total.
What this answers:
- If I choose a percentage split of protein, carbs, and fat, how many grams of each does that mean for my daily calories?
This is your own chosen energy allocation, not a medically prescribed diet. The three percentages must add up to 100%.
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How it's calculated
protein g = calories × protein% / 4 carb g = calories × carb% / 4 fat g = calories × fat% / 9
Worked example
2,000 kcal at 20/50/30%: 100 g protein, 250 g carbohydrate, 66.7 g fat.
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