How to use KCAL to KJ Converter
- Enter a value in kilocaloriesType the number of kilocalories. The result in kilojoules updates as you type.
- Convert both waysType in either field. The other one updates, so you can also turn kilojoules into kilocalories.
- Check the chartUse the chart below the converter for common values, rounded to two decimals.
Common uses
- Compare food labels that list kJ and kcal
- Track a diet or calorie target in either unit
- Convert energy figures from fitness apps and trackers
Frequently asked questions
How do I use KCAL to KJ Converter?
1. Enter a value in kilocalories: Type the number of kilocalories. The result in kilojoules updates as you type. 2. Convert both ways: Type in either field. The other one updates, so you can also turn kilojoules into kilocalories. 3. Check the chart: Use the chart below the converter for common values, rounded to two decimals.
How do I convert kilocalories to kilojoules?
Multiply the value in kilocalories by 4.184. For example, 2,000 kcal = 8,368 kJ.
What is 1 kilocalorie in kilojoules?
1 kcal is 4.184 kJ, and 1 kJ is 0.239 kcal.
Are kcal and food Calories the same?
Yes. The Calorie on food labels is a kilocalorie. This page uses the thermochemical value, 1 kcal = 4.184 kJ, which food labels also use.