How this calculation works
Estimate maintenance and indicative weight-change calorie targets. The result is calculated locally in your browser from the visible inputs, and the method below remains available for checking.
Worked example
A −0.25 kg/week target subtracts about 275 kcal/day from estimated maintenance.
Assumptions and limits
- The 7,700 kcal/kg conversion is a planning simplification; real weight change is not linear.
- The result is for general adult education and is not a diet prescription.
Questions people ask
How does the Calorie Calculator work?
It applies this displayed method: Daily target = estimated TDEE + weekly weight-change target × 7,700 kcal/kg ÷ 7. Values stay in your browser and are not submitted to a server.
What should I check before using the Calories result?
The 7,700 kcal/kg conversion is a planning simplification; real weight change is not linear. The result is for general adult education and is not a diet prescription. This is a general adult estimate, not a diagnosis or personalised medical advice. Seek a qualified clinician for health decisions.
Does this Calories calculator save my information?
No. Calculation inputs are processed on this device. Sharing creates a URL only when you choose the share action.