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Use this protein intake calculator for a clear health & fitness estimate. Results update instantly in your browser.
What this calculator does
Estimate a daily protein target from weight and activity goals.
How to use this calculator
- Enter weight and choose your activity or goal.
- Review the calculation assumptions before using the result.
- Use the range to plan meals across the day.
How to calculate
Daily protein = body weight (kg) × activity protein factor.
Enter the values requested by the protein intake calculator.
Worked example
Use the default values as a worked example, then replace them with your own figures.
Understanding your result
Use the range to plan meals across the day.
- Kidney disease and medical diets need clinical guidance.
- Double-check values and units before calculating.
This calculator is educational and is not financial or medical advice.
Frequently asked questions
What does this protein intake calculator do?
Estimate a daily protein target from weight and activity goals.
How do I use this protein intake calculator?
Enter weight and choose your activity or goal.
What does the result mean?
Use the range to plan meals across the day.
What should I check before relying on it?
Kidney disease and medical diets need clinical guidance.