Macro Calculator
Split your daily calories into carbs, protein and fat grams.
Result
Results are estimates for general information only and are not professional advice.
Balancing your macros
Macronutrients — carbohydrates, protein and fat — supply your daily energy. This calculator converts a calorie target into grams of each based on your chosen ratio (carbs and protein provide 4 kcal/g, fat 9 kcal/g).
Frequently Asked Questions
What is the Macro Calculator?
Split your daily calories into carbs, protein and fat grams. It runs instantly in your browser and is completely free.
Is the Macro Calculator free and does it require signup?
Yes. Every calculator on Calculatis is 100% free with no registration, and the values you enter are never stored.
How accurate is the Macro Calculator?
It uses standard, widely-accepted formulas. Results are reliable estimates for general use and are not a substitute for professional advice.