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BMR & TDEE Calculator

Calculate resting metabolic rate & daily maintenance calories
Calorie Breakdown
Basal Metabolic Rate (BMR)
1,659 kcal/day
Mifflin-St Jeor Formula
Daily Maintenance (TDEE): 2,281 kcal/day
Weight Loss (-500 kcal): 1,781 kcal/day
Muscle Gain (+500 kcal): 2,781 kcal/day
Harris-Benedict Estimate: 1,680 kcal

Frequently Asked Questions

Basal Metabolic Rate (BMR) is the minimum number of calories your body burns at rest to maintain essential vital life functions such as breathing, blood circulation, cellular repair, and brain activity.

We use the clinically validated Mifflin-St Jeor Equation:
Men: BMR = (10 × weight in kg) + (6.25 × height in cm) - (5 × age) + 5
Women: BMR = (10 × weight in kg) + (6.25 × height in cm) - (5 × age) - 161.

BMR is your baseline resting energy. Total Daily Energy Expenditure (TDEE) multiplies your BMR by your physical activity factor to estimate total calories burned daily.