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  4. Energy Converter
Medical CalculatorHealth Unit Conversions

Energy Converter

Convert energy units between calories, kilocalories, kilojoules, and watt-hours.

Updated 2024-12-152 min readCalzyra Health Team

Calculator

Enter your values below

Health CalculatorEvidence-Based

Formula & Methodology

How this calculator works

1 kcal = 4.184 kJ = 1000 cal

Converts energy values between common nutritional and scientific energy units.

Frequently Asked Questions

Common questions about this calculator

Medical Disclaimer

Unit conversions are calculated using standard medical conversion factors. Always verify critical lab values with your healthcare provider's reference ranges.

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References

WHO GuidelinesCDC ResourcesAHA Recommendations