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Daily Calorie Needs Calculator (TDEE)

Estimated daily energy needs from your BMR and physical activity level.

For everyoneNutritionv1.0.0

Your measurements

Sex
years
Physical activity level

Calculated on your device. Nothing is sent to a server.

Your result will appear here

Enter your measurements, then press Calculate.

Methodology

Mifflin–St Jeor BMR × FAO/WHO/UNU physical activity level

TDEE = BMR × PAL (1.40, 1.53, 1.76 or 2.25)

Multiplies BMR by a physical activity level (PAL). The PAL values are the reference points of the FAO/WHO/UNU expert consultation on human energy requirements.

Who it is for
Healthy adults aged 18 and over; not in pregnancy or breastfeeding.
Version
1.0.0

Worked example: how to calculate daily calorie needs

Inputs

Sex
Male
Age
30 years
Height
180 cm
Weight
80 kg
Physical activity level
Active or moderately active (about an hour of brisk activity a day)

Result

Estimated daily energy needs
3,133 kcal/day
Basal metabolic rate
1,780 kcal/day

Calculation:

1780 × 1.76 = 3132.8

An illustration with sample values, worked out with the same method the tool above uses.

Limitations

  • An estimate: track your weight for 2–3 weeks and adjust.
  • Not for pregnancy, breastfeeding, illness or competitive athletes.

References

  1. Mifflin MD, St Jeor ST, Hill LA, Scott BJ, Daugherty SA, Koh YO. A new predictive equation for resting energy expenditure in healthy individuals. Am J Clin Nutr. 1990;51(2):241–247. doi:10.1093/ajcn/51.2.241
  2. FAO. Human energy requirements: report of a joint FAO/WHO/UNU Expert Consultation, Rome, 17–24 October 2001. FAO Food and Nutrition Technical Report Series No. 1. Rome: FAO; 2004. https://www.fao.org/4/y5686e/y5686e00.htm

Continue with your measurements

Shared measurements carry over automatically, in this tab only.