What does maintenance calories mean?

Maintenance calories are the estimated daily calories required to keep your body weight roughly stable over time.

Why do the calorie targets show ranges?

Different calorie adjustments suit different goals. Smaller adjustments are easier to sustain, while larger changes move body weight faster but can be harder to maintain.

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Calorie Calculator

Estimate daily calories for cutting, maintaining, or gaining with activity-based calorie planning and shareable URL state.

Last updated: March 13, 2026

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Health information notice

Health calculator outputs are informational and should not be treated as diagnosis or treatment guidance.

If the result could affect medication, nutrition, exercise intensity, or care decisions, validate it with a qualified professional.

Interactive tool

The live form, validation, and result state for Calorie Calculator load after the page scripts run. The content below summarizes how the tool works and links to related pages in the catalog.

Estimate BMR, maintenance calories, and goal calories for fat loss, maintenance, or weight gain with activity adjustments and planning ranges.

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How to use Calorie Calculator

1
Enter your inputs into the Calorie Calculator form.
2
Adjust optional settings so the scenario matches your real-world case.
3
Review the result, then tweak one variable at a time to compare outcomes.
4
Keep your best scenario as a baseline for future decisions.

Health and pregnancy tools are informational only. For diagnosis or treatment, rely on licensed clinical guidance.

Best use cases

Quickly evaluate calorie calculator decisions without switching tools.

Create quick estimates to support day-to-day nutrition or fitness planning.

Track how changes in activity, intake, or body metrics affect your targets.

Run side-by-side scenarios to choose a more realistic pace toward your goal.

How it works

Estimate BMR, maintenance calories, and goal calories for fat loss, maintenance, or weight gain with activity adjustments and planning ranges.

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FAQ

This tool estimates BMR with the Mifflin-St Jeor equation and multiplies it by an activity factor to estimate maintenance calories.

Tips for better results

Enter current values as accurately as possible for better estimates.
Recalculate regularly as your body metrics and activity change.
Use outputs as educational guidance, not a clinical diagnosis.

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