1 kcal to kJ
Convert 1 kilocalories (food calories) to kilojoules — the answer, the arithmetic and the closest common values, all on one page.
Show your work
1 kcal × 4.184 = 4.184 kJ.
Nearby conversions
| kcal | kJ |
|---|---|
| 50 kcal | 209.2 kJ |
Questions
What is 1 kilocalories (food calories) in kilojoules?
1 kcal = 4.184 kJ. The arithmetic: 1 kcal × 4.184 = 4.184 kJ.
How precise is this result?
The factor is exact by definition, so the only rounding is the display. Higher precision is available on the kcal to kJ converter page.
What is 1 kJ in kcal?
1 kJ = 0.23900574 kcal — the inverse direction.