Kilojoule (kJ) to Kilocalorie (kcal)
1 kJ = 0.239006 kcal · Free instant converter, no signup required.
Direct Answer
1 kJ = 0.239006 kcal
Formula: kcal = kJ × 0.239006. This page supports instant conversion, reference table checks, and related unit links.
About this conversion
This Koverts page converts kilojoules (kJ) to kilocalories (kcal) — food labels use both in many regions; 1 kcal ≈ 4.184 kJ.
The kilojoule is the SI energy unit on Australian and EU nutrition panels — it measures the same dietary energy as kilocalories, just scaled differently.
The kilocalorie is the ‘large calorie’ used on US labels and gym equipment — identical to the nutritionist’s Calorie with a capital C.
Typical uses
- Comparing packaged snacks across countries
- Meal planning with kJ budgets
- Gym cardio machine displays
Common reference values
- 1 kJ = 0.239006 kcal
- 10 kJ = 2.390057 kcal
- 100 kJ = 23.900574 kcal
Tip: Divide kilojoules by 4.184 to get kilocalories — the official conversion between dietary units.
Educational reference — always verify critical measurements (medical, engineering, legal) with primary sources.
// kilojoule Conversion table kilocalorie
| Kilojoule (kJ) (kJ) | Kilocalorie (kcal) (kcal) |
|---|---|
| 1 kJ | 0.239006 kcal |
| 2 kJ | 0.478011 kcal |
| 5 kJ | 1.195029 kcal |
| 10 kJ | 2.390057 kcal |
| 20 kJ | 4.780115 kcal |
| 25 kJ | 5.975143 kcal |
| 50 kJ | 11.950287 kcal |
| 100 kJ | 23.900574 kcal |
| 250 kJ | 59.751434 kcal |
| 500 kJ | 119.50287 kcal |
| 1000 kJ | 239.00574 kcal |
How to convert
Kilojoule (kJ) → Kilocalorie (kcal)
To convert from Kilojoule (kJ) (kJ) to Kilocalorie (kcal) (kcal)，multiply your value by 0.239006.
For example，10 kJ = 2.390057 kcal.
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