Kilocalories to Kilojoules Converter

One kilocalorie (food calorie) equals exactly 4.184 kilojoules. This conversion is essential for international nutrition labels.

Formula

kJ = kcal × 4.184One food calorie (kcal) equals exactly 4.184 kilojoules.
Example: 2000 kcal × 4.184 = 8368 kJ

Common Values

KilocalorieKilojoule
100 kcal418.4 kJ
200 kcal836.8 kJ
250 kcal1046 kJ
500 kcal2092 kJ
1000 kcal4184 kJ
1500 kcal6276 kJ
2000 kcal8368 kJ
2500 kcal10460 kJ
3000 kcal12552 kJ

Unit Definitions

Kilocalorie
Symbol: kcal

The Kilocalorie (kcal) is a unit of energy.

Kilojoule
Symbol: kJ

The Kilojoule (kJ) is a unit of energy.

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