Metabolic Age Calculator

Estimate your metabolic age based on body composition, activity level, and physiological markers.

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Important Health Disclaimer

This calculator provides general health information based on standard medical formulas and WHO guidelines. Results are for informational and educational purposes only and should not be considered as professional medical advice, diagnosis, or treatment recommendations.

For health concerns, medical conditions, fitness plans, or dietary decisions, please consult with qualified healthcare professionals, licensed physicians, registered dietitians, or certified fitness trainers who can evaluate your individual health status and medical history.

Individual health needs vary significantly. These calculations are general estimates and may not be appropriate for everyone, especially those with existing medical conditions, pregnant women, children, or elderly individuals.

Not a substitute for professional medical advice

Personal Details

Body Composition

Your Metabolic Age

46
+6 years vs chronological age
Status: Needs Improvement

Recommendation

Focus on lifestyle changes: more exercise, better nutrition, and stress management.

Metabolic Metrics

Basal Metabolic Rate (BMR)1666 kcal/day
Lean Body Mass60.0 kg
Metabolic Efficiency98.1%

Improve Your Metabolic Age

  • • Build lean muscle through resistance training
  • • Stay active with regular cardio exercise
  • • Get adequate sleep (7-9 hours)
  • • Manage stress levels
  • • Eat a balanced, nutrient-rich diet
  • • Stay hydrated
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Help us improve!

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sources

  • World Health Organization (WHO) — Global health metrics, disease classification, and nutritional standards. who.int
  • Centers for Disease Control and Prevention (CDC) — Health statistics, BMI guidelines, and disease prevention data. cdc.gov
  • National Institutes of Health (NIH) — Medical research, clinical guidelines, and health calculators. nih.gov
  • Mayo Clinic — Clinical health information, disease reference, and wellness guidance. mayoclinic.org

For a complete list of all references used across the site, visit our full sources page.

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: WHO Health Metrics Standards

by World Health Organization

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.