EXACT CONVERSION FORMULA
Kilojoules (kJ) = Kilocalories (kcal) ร 4.184
1 kilocalorie (food Calorie) equals exactly 4.184 kilojoules.
Kilocalories to Kilojoules Conversion Table
Quick reference lookup table for converting common values from kilocalories to kilojoules:
| Kilocalories (kcal) | Kilojoules (kJ) |
|---|---|
| 50 kcal | 209.2 kJ |
| 100 kcal | 418.4 kJ |
| 150 kcal | 627.6 kJ |
| 200 kcal | 836.8 kJ |
| 250 kcal | 1046 kJ |
| 300 kcal | 1255.2 kJ |
| 500 kcal | 2092 kJ |
| 1000 kcal | 4184 kJ |
| 1500 kcal | 6276 kJ |
| 2000 kcal | 8368 kJ |
| 2500 kcal | 10460 kJ |
Practical Examples
100 kcal = 418.4 kJ
Snack bar
2000 kcal = 8368 kJ
Daily intake reference
Frequently Asked Questions
How do I convert calories to kJ on food labels?
Multiply the kcal (Calorie) value by 4.184 to get kilojoules. Australia and the EU use kJ on nutrition labels.