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Calculatrices

Calculateur de Macronutriments

Split a kcal target into protein, carbs and fat.

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Note de la rédaction

Understanding · 4 / 9 / 4 — the constants behind the splits.

Ce chapitre approfondi n'est actuellement disponible qu'en anglais. L'outil de conversion ci-dessus fonctionne dans votre langue ; le long article explicatif n'a pas encore été traduit.

Questions fréquentes

Quick answers.

›What are the standard calorie values for each macro?

Calculations use the standard Atwater factors: 4 kcal per gram for protein and carbohydrates, and 9 kcal per gram for fats.

›Which ratio should I choose?

A balanced 40/30/30 split is common for general health, while higher protein ratios are often used for muscle preservation. Consult a professional to determine the best ratio for your specific physiological needs.

›Is my health data stored?

No. All inputs and results remain in your browser session and are never transmitted to a server or stored externally.

›Can I set custom percentages?

Yes. You can manually adjust the percentage sliders to ensure the total equals 100% for a bespoke nutritional plan.

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