Mifflin-St Jeor BMR Calculator

Calculate your Basal Metabolic Rate using the most accurate equation for modern populations.

Measurement System:
lbs
ft
in
cm
years

Your Metabolic Profile

Basal Metabolic Rate (BMR)
- cal/day
Sedentary (little/no exercise)
- cal/day
Lightly Active (1-3 days/week)
- cal/day
Moderately Active (3-5 days/week)
- cal/day
Very Active (6-7 days/week)
- cal/day

What This Means

Your metabolic analysis will appear here.

Reference: Mifflin MD, St Jeor ST, et al. (1990) "A new predictive equation for resting energy expenditure in healthy individuals." American Journal of Clinical Nutrition.