Bioimpedance Body Fat Calculator
Calculate body composition using bioelectrical impedance analysis (BIA) data including resistance and reactance measurements.
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 Data
BIA Measurements
Typically 400-700 ohms
Typically 40-80 ohms
About BIA
Bioelectrical impedance analysis measures the body's resistance to a small electrical current. Lean tissue conducts electricity well due to water content, while fat tissue has higher resistance.
Body Fat Percentage
Body Composition
Additional Metrics
Phase angle: Normal range
For Accurate Results
- • Avoid eating 4 hours before measurement
- • Avoid exercise 12 hours before
- • Avoid alcohol 24 hours before
- • Empty bladder before measurement
- • Maintain consistent hydration
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