Calorie Calculator
Estimate daily calories for maintenance and simple weight change targets based on activity level.
Inputs
Result
Enter values on the left and select Equals to see the result here.
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What the Calorie Calculator does
- Estimates daily maintenance calories.
- Shows mild loss, loss, and gain targets for quick planning.
How to use the Calorie Calculator
- Enter age, sex, height, weight, and activity level.
- Click Calculate to see daily calorie targets.
Formula / methodology used
- Uses BMR (Mifflin–St Jeor) × activity multiplier for maintenance.
- Applies -250, -500, and +500 kcal/day adjustments for targets.
Example calculation
Maintenance planning for a moderately active adult.
- Enter stats
- Select activity
- Calculate
Result: Outputs maintenance and target calorie levels.
Calorie Calculator FAQs
Are these medical recommendations?
No. They’re general estimates. For medical needs, consult a qualified professional.