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Calculate estimated daily calories from age, sex, weight, height, and activity level.
Quick answer: Daily Calorie Calculator
Estimate TDEE-style maintenance calories from age, sex, weight, height, activity.
Example: 32F, 165 lb, 5’5”, moderate activity → might land near 2,050 kcal maintenance; cut 400/day for ~0.8 lb/week loss trend.
Calculations follow the documented formula on this page; rounding and input units can change the last digit-treat outputs as educational estimates unless you reconcile with source systems.
* This is an estimate. Actual amounts may vary slightly based on input assumptions.
Formulas like Mifflin-St Jeor are population averages - wearables and lab tests personalize better. Treat output as a starting line for two weeks of logging, not gospel.
Calculate estimated daily calories from age, sex, weight, height, and activity level.
Inputs on this page: Age, Weight (kg), Height (cm), Sex. Assumptions stay visible so you can reproduce the figure elsewhere.
Long-form walkthroughs that pair well with this calculator. When you need narrative context beyond the live fields, start here and return to the tool to plug in your own numbers.
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Read guide →People who care about daily calorie calculator use Daily Calorie Calculator as a planning sandbox: Protein preserves muscle in a deficit - don’t cut it blindly.
Continue in the Utility category hub, the Utility tools collection, or the glossary. Related calculators in this session: CM to Feet Converter, KG to LBS Converter, Emergency Fund Calculator, Hourly to Salary Converter USA, Budget Planner Monthly USA, Word Counter.
The Formula
TDEE estimated from BMR (Mifflin-St Jeor) × activity factor| This tool | TDEE estimated from BMR (Mifflin-St Jeor) × activity factor |
|---|---|
| Related intent: daily calorie calculator | See paired tools for daily calorie calculator-each page documents its own core relationship next to the live form. |
| Related intent: daily calorie calculator usa | See paired tools for daily calorie calculator usa-each page documents its own core relationship next to the live form. |
Core relationship for Daily Calorie Calculator:
TDEE estimated from BMR (Mifflin-St Jeor) × activity factor
Worked check: 32F, 165 lb, 5’5”, moderate activity → might land near 2,050 kcal maintenance; cut 400/day for ~0.8 lb/week loss trend.
Keep the same assumptions and open a neighbor calculator when your question branches: CM to Feet Converter, KG to LBS Converter, Emergency Fund Calculator, Hourly to Salary Converter USA. Each page documents its own formula beside the fields.
Learning links: Methodology · Editorial policy · Glossary
32F, 165 lb, 5’5”, moderate activity → might land near 2,050 kcal maintenance; cut 400/day for ~0.8 lb/week loss trend.
Re-enter the same numbers in the calculator above to confirm the page math matches the interactive result.
People who care about daily calorie calculator use Daily Calorie Calculator as a planning sandbox: Protein preserves muscle in a deficit - don’t cut it blindly.
Instant response
Run Daily Calorie Calculator in the browser and read the breakdown beside the form.
Transparent formula
The formula and worked example on this page match what the calculator uses.
Privacy friendly
No account required; inputs stay in your session unless you choose to share them.
Cross-device ready
Layout works on mobile, tablet, and desktop for the same field labels.
Official references for context. Calculator outputs are planning estimates—confirm material decisions with the primary authority or a qualified professional. See our methodology and editorial policy.
Reviewed July 18, 2026 · Content stamp 2026-07-18
Click a question to expand the answer.
This tool uses a standard BMR-based estimation with activity multiplier to estimate daily needs.
Yes, use maintenance estimate as a baseline, then apply moderate deficit targets.
Yes, recalculate as body weight and activity levels change.
No, this is a general estimate and not medical nutrition advice.
Yes for baseline planning, though sport-specific coaching may refine targets further.
Estimate TDEE-style maintenance calories from age, sex, weight, height, activity.
32F, 165 lb, 5’5”, moderate activity → might land near 2,050 kcal maintenance; cut 400/day for ~0.8 lb/week loss trend.
Protein preserves muscle in a deficit - don’t cut it blindly. NEAT drops when you diet; expect plateaus and adjust. Medical conditions shift metabolism - consult pros if unsure.
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Reviewed by Toollabz Editorial
Product editor | Last reviewed July 18, 2026
See methodology and editorial policy.