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kilocalorie [15 °C] kilocalorie [I.T.] kilocalorie [thermochemical] kilogram calorie |

How many joules in 1 kcal?
The answer is 4185.8.

We assume you are converting between **joule** and **kilocalorie [15 °C]**.

You can view more details on each measurement unit:

joules or
kcal

The SI derived unit for **energy** is the joule.

1 joule is equal to 0.000238902957619 kcal.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between joules and kilocalories.

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You can do the reverse unit conversion from kcal to joules, or enter any two units below:

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The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

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