Macronutrient (Macronutrient) Target Calculator
From daily calories and the carb/protein/fat ratio, work out each macro in grams.
Input Data
Calories
Carb Pct
Protein Pct
Results
250
125
56
2000kcal (50/25/25) → carbs 250g, protein 125g, fat 56g.
At a glance:From daily calories and the carb/protein/fat ratio, work out each macro in grams.
Formula
Carbs (g) = calories × carb% ÷ 4.
Protein (g) = calories × protein% ÷ 4.
Fat (g) = calories × fat% ÷ 9.
How to Use
- Enter the daily calorie target.
- Enter the carb, protein, and fat percentages.
- The calculator returns grams of each macronutrient.
FAQ
Do the ratios sum to 100%?
The three should total 100%; fat is derived automatically from the remainder.
How is it different from protein-intake?
protein-intake derives protein from body weight; this derives it from calories.
Precision?
Integer grams.
Related Tools
References
Content review: Calculatorism Science Team. Results are for reference only; please refer to the relevant authorities for the official figures.