Joules to Kilocalories
1 J = 0.000239005736138 kcal
Converter Calculator
1 Joules (J) = 0.000239 Kilocalories (kcal)
Explanation
Multiply by 0.0002390057361376673 (derived from joules) because 1 J = 1 J and 1 kcal = 4184 J.
Common Conversion Values
| Joules (J) | Kilocalories (kcal) |
|---|---|
| 1 | 0.000239 |
| 5 | 0.001195 |
| 10 | 0.00239 |
| 100 | 0.023901 |
| 1,000 | 0.239006 |
| 3,600 | 0.860421 |
| 10,000 | 2.390057 |
| 1,000,000 | 239.005736 |
How to use this hub
- Choose a converter family.
- If converting to/from grams from a volume unit, select an ingredient.
- For pure unit changes (volume↔volume or weight↔weight), use universal conversions.
If your conversion includes grams, you’ll choose an ingredient; otherwise you won’t.
Frequently Asked Questions
What defines this conversion?
The factor is derived from exact joule-based energy definitions.
Is the reverse conversion available?
Yes. Use the switch button or open the Kilocalories (kcal) to Joules (J) hub to view the mirror conversion.
Can I use decimals?
Yes. Decimal inputs are supported so fractional energy values remain precise in calculator output.