How to use

1. Select gender and enter age, weight and height. 2. Choose your activity level and goal. 3. See BMR, TDEE and calorie targets instantly.

Formula

BMR (Mifflin-St Jeor): Men = 10*weight(kg) + 6.25*height(cm) - 5*age + 5; Women = 10*weight + 6.25*height - 5*age - 161. TDEE = BMR * activity factor.

Examples

  • Male, 30, 70 kg, 175 cm, moderate activity → BMR ~1,673 kcal, TDEE ~2,420 kcal

Important notes

These are estimates. Individual metabolism varies. Consult a dietitian for personalized advice.

Frequently asked questions

Which formula is used?

The Mifflin-St Jeor equation, widely considered the most accurate for most people.

What is a safe rate of weight loss?

A deficit of 500 kcal/day roughly equals 0.5 kg (1 lb) per week.

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