Inputs
Live updatesNutrition planning panel
Add your body metrics and activity level to estimate daily maintenance calories.
This is a maintenance estimate only and is not medical advice.
Health toolEstimated daily calories
Calorie Calculator
Use this page to get a practical maintenance calorie estimate before you adjust eating or training plans.
What you will get
Clear input, result, and explanation in one place
Estimated daily calories
The result estimates maintenance intake and shows the assumptions behind the number.
This is a maintenance estimate only and is not medical advice.
Calculator
Enter your values and review the live result
Result
Estimated daily calories
The result estimates maintenance intake and shows the assumptions behind the number.
Current estimate
$2,693 per day
Estimated maintenance intake based on a 1.55 activity factor.
Supporting details
- BMR: $1,738
- Sex factor: male
Explanation
How it works
A calorie estimate is most helpful when it is easy to update and clearly tied to the assumptions used in the formula.
Audience
Who should use this
Enter the basic health metrics, then compare the output with your current eating pattern or training goal.
Common questions
What does maintenance calories mean?
It is the rough amount of energy needed to maintain your current weight at your current activity level.
Why include activity level?
Activity changes energy needs enough that the estimate is more useful when it is adjustable.
Helpful guide
When BMI is enough, and when body fat is more useful
A simple guide to choosing between BMI, body-fat estimates, sleep timing, and training zone tools.
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