Mifflin-St Jeor Calculator
Estimate resting metabolic rate (RMR) and total daily energy expenditure using the Mifflin-St Jeor equation, the gold standard for clinical nutrition assessment.
Medical Disclaimer
This calculator is for informational and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about your health. Never disregard professional medical advice or delay seeking it because of results from this tool.
Inputs
Results
Resting Metabolic Rate (kcal/day)
1,618
How to Use This Calculator
- Enter the patient's weight in kg and height in cm.
- Enter age in years and select sex.
- Choose an activity level multiplier (sedentary through very active).
- Review the Resting Metabolic Rate (RMR) and adjusted Total Energy Expenditure.
- Use the result as the basis for caloric prescription; adjust based on weight trend.
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