TDEE / Calorie Calculator
How many calories to eat to lose, maintain or gain weight, from your BMR and activity level.
Free to use · No account required
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How it works
TDEE = BMR (Mifflin-St Jeor) × activity factor: 1.2 sedentary, 1.375 light, 1.55 moderate, 1.725 very active, 1.9 extra active. A ~500 kcal/day deficit ≈ 0.45 kg/week is a rule of thumb, not a guarantee.