FREE · CALCULATORS & CONVERTERS
Macronutrient Energy Calculator.
Convert an entered calorie goal and protein, carbohydrate and fat percentages into grams.
How to use Macronutrient Energy Calculator
Enter the relevant measurements or dates, select units and generate. Read the calculation method and limitations with the result.
How it works
Convert an entered calorie goal and protein, carbohydrate and fat percentages into grams. Percentages must total 100%. The target and ratio are supplied by you, not recommended by the site. This calculator provides arithmetic or an educational estimate; it does not replace professional assessment.
Example
Generate the supplied illustrative inputs and review the assumptions.
Questions about Macronutrient Energy Calculator
Is Macronutrient Energy Calculator free, and do I need an account?
Yes. This tool is free to use in your browser without an account. Processing takes place on your device.
What are the limits and what should I check?
Percentages must total 100%. The target and ratio are supplied by you, not recommended by the site. Review the result before using it in your work.
Is my input sent to a server?
Your input is processed in your browser and is not uploaded by this tool. Files and pasted text are cleared when the page is refreshed. Normal website requests are still required to load the page and its libraries. Read the privacy explanation.