How to convert kilocalories to kilojoules
Multiply the value in kilocalories by 4.184 to get kilojoules.
1 kcal = 4.184 kJ
Example
To convert 10 kilocalories to kilojoules: 10 × 4.184 = 41.84 kJ.
kcal to kJ conversion chart
| Kilocalories (kcal) | Kilojoules (kJ) |
|---|---|
| 0.1 kcal | 0.4184 kJ |
| 0.25 kcal | 1.046 kJ |
| 0.5 kcal | 2.092 kJ |
| 1 kcal | 4.184 kJ |
| 2 kcal | 8.368 kJ |
| 3 kcal | 12.552 kJ |
| 4 kcal | 16.736 kJ |
| 5 kcal | 20.92 kJ |
| 6 kcal | 25.104 kJ |
| 7 kcal | 29.288 kJ |
| 8 kcal | 33.472 kJ |
| 9 kcal | 37.656 kJ |
| 10 kcal | 41.84 kJ |
| 12 kcal | 50.208 kJ |
| 15 kcal | 62.76 kJ |
| 20 kcal | 83.68 kJ |
| 25 kcal | 104.6 kJ |
| 30 kcal | 125.52 kJ |
| 40 kcal | 167.36 kJ |
| 50 kcal | 209.2 kJ |
| 75 kcal | 313.8 kJ |
| 100 kcal | 418.4 kJ |
| 250 kcal | 1,046 kJ |
| 500 kcal | 2,092 kJ |
| 1,000 kcal | 4,184 kJ |
About the units
Kilocalorie (food Calorie) (kcal)
A kilocalorie is 1,000 calories — the "Calorie" printed on food labels.
Kilojoule (kJ)
A kilojoule is 1,000 joules, used on food labels in Australia and Europe.
Related conversions
Kilojoules to kilocalories · Joules to kilojoules · Calories to kilojoules · Kilocalories to joules · Kilocalories to calories · Kilocalories to kilowatt-hours · Kilocalories to BTU · Kilowatt-hours to kilojoules · BTU to kilojoules · All energy units