TDEE Formula:
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The Best Calorie Calculator estimates your Total Daily Energy Expenditure (TDEE) using the Mifflin-St Jeor equation, which is considered the most accurate formula for calculating basal metabolic rate (BMR) and total calorie needs.
The calculator uses the Mifflin-St Jeor equation for BMR:
Where \( s \) is +5 for men and -161 for women.
TDEE is then calculated as:
Activity factors:
Details: Knowing your TDEE is essential for weight management. To lose weight, consume fewer calories than your TDEE; to gain weight, consume more. This calculator provides an accurate estimate of your daily calorie needs.
Tips: Enter your weight in kilograms, height in centimeters, age in years, select your gender and activity level. For accurate results, use precise measurements and be honest about your activity level.
Q1: Why use Mifflin-St Jeor instead of other equations?
A: The Mifflin-St Jeor equation is considered the most accurate for estimating BMR in healthy individuals, with an accuracy rate of about 90%.
Q2: How often should I recalculate my TDEE?
A: You should recalculate your TDEE every 4-6 weeks if your weight changes significantly, or if your activity level changes.
Q3: Is TDEE the same for everyone with the same stats?
A: No, TDEE can vary based on muscle mass, genetics, and other factors. This calculator provides an estimate that works well for most people.
Q4: Should I eat exactly at my TDEE?
A: If you want to maintain your weight, yes. For weight loss, subtract 500 calories per day to lose about 0.5kg per week. For weight gain, add 500 calories per day to gain about 0.5kg per week.
Q5: Are there limitations to this calculation?
A: This calculator may be less accurate for extremely muscular individuals, those with very high body fat percentages, pregnant women, or people with certain medical conditions.