Energy

Kilocalories to Joule

Convert kilocalories to joule instantly.

About this conversion

Kilocalories (kcal) — commonly called "calories" — are used on food labels and in dietary calculations. Joule (J) er SI-grundenheden for energi og bruges i fysik, kemi og teknik. Use the converter above to quickly go from kilocalories to joule.

How to use

Enter a value in the kilocalories field and instantly see the result in joule. Click the swap button to reverse the conversion.

Manual calculation

1 kilocalories = 4,184 joule. Example: 10 kcal = 41,840 J.

Frequently asked questions

How many joule are in 1 kilocalories?

1 Kilocalories equals 4,184 joule.

When do you use joule?

Joule (J) er SI-grundenheden for energi og bruges i fysik, kemi og teknik.