FitFormulas

Macro Split Calculator

Divide calories into macro grams.

Private by design — everything is calculated on your device, nothing is stored
kcal

Try: Calorie target=2000, Protein %=30, Carbs %=40, Fat %=30 → 2,000 kcal, 150 g (30%), 200 g (40%), 67 g (30%)

How to use

This splits any calorie target into protein, carb and fat grams. Handy when a diet gives you percentages to hit.

Formula

grams = kcal × % / density

FAQ

Must it total 100?

Yes, or the split will not cover your full calorie target.

Related calculators