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Health / ACTUALLY USEFUL

Calorie & TDEE

Estimate BMR, maintenance calories and a modest goal adjustment.

YOUR NUMBERSResults update as you type
Estimated maintenance2,336kcal/day
Resting energy (Mifflin–St Jeor)1,699kcal/day
Goal scenario2,336kcal/day

Activity multipliers and ±10% goal adjustments are planning conventions, not measured energy expenditure or the original study’s prescription.

Method & assumptions

For adults only; a planning estimate, not a diagnosis or personalised treatment. Not suitable for pregnancy, breastfeeding or conditions requiring clinical nutrition or exercise advice. Equation: 10 × kg + 6.25 × cm − 5 × age + sex coefficient. Originally predicts resting energy expenditure; commonly used as a BMR estimate. Individual needs can differ considerably.

SOURCES · CHECKED 12 SEPTEMBER 2026

One calculation leads to another.

That’s how you go from your electricity bill to a bath full of ducks.