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Health & Body

Macro Calculator

Turn a calorie target into protein, carbs, and fat grams.

Macro targets

kcal
lb
g/lb
% calories
optional
Daily macro split
0g protein
protein, carbs, and fat per day
Protein0
Carbs0
Fat0
Protein / meal0
Macro Clarity --/100

Save your result, compare a second version, then choose the better next move.

Scale a meal plan

Use Recipe Scaler to make meals match your target servings.

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My Calcoras
Compare 3 scenarios

Save this result, tweak the inputs, then compare.

Keep the best three versions on this device and review them in My Calcoras.

How macro math works

Protein and carbs have about 4 calories per gram. Fat has about 9 calories per gram. This tool assigns protein first, then fat, then the remaining calories to carbs.

Educational estimate only

  • This tool is for planning, not medical nutrition therapy.
  • A clinician or dietitian can personalize macros for medical conditions, pregnancy, athletics, or recovery.

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