BMR and maintenance calorie calculator
Estimate adult basal metabolic rate (BMR) and maintenance calories by activity level with the Mifflin-St Jeor equation.
Basal metabolic rate: 1,649 kcal/day
Estimated maintenance calories: 2,556 kcal/day
Activity factor: 1.55
Mifflin-St Jeor: male = 10×kg + 6.25×cm − 5×age + 5; female = 10×kg + 6.25×cm − 5×age − 161.
This tool does not prescribe a calorie deficit or surplus. Pregnancy, medical conditions, athletic training, and individual metabolism need professional guidance.
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