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Macronutrient Split from Daily Calories Calculator

Grams of carbs, protein, and fat from calorie targets.

Converts calorie percentages for carbohydrates, protein, and fat into daily gram targets: carb 4 kcal/g, protein 4 kcal/g, fat 9 kcal/g.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

kcal
%
%
%

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Carb_g = TDEE × carb%/400; Prot_g = ×prot%/400; Fat_g = ×fat%/900

In depth

Converts calorie percentages for carbohydrates, protein, and fat into daily gram targets: carb 4 kcal/g, protein 4 kcal/g, fat 9 kcal/g.