⚡ Energy
kcal to calories Converter
Convert kcal to calories instantly with a reference conversion table.
Quick answer: To convert kcal to calories, multiply by 1000. For example, 1 kcal = 1000 calories. Use the calculator below for any value.
kcal to calories
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Common conversions
| kcal | calories |
|---|
Formula:
How to convert kcal to calories
1
Enter your value
Type the number of kcal you want to convert into the left box. The result in calories appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — calories to kcal. Your current value carries across so you don't have to re-enter anything.
3
About kcal and calories
kcal and calories are common energy measurements.
📊 Common conversions at a glance
| kcal | calories |
|---|---|
| 0.001 | 1 |
| 0.1 | 100 |
| 0.5 | 500 |
| 1 | 1000 |
| 2 | 2000 |
| 5 | 5000 |
Reviewed for 2026. kcal ↔ calories conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.