Kilocalories to Joules Converter

Convert kilocalories to joules (kcal to J) instantly with our free online converter. Accurate results with decimal precision.

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Joules to kcal

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How to convert kilocalories to joules?

To convert kilocalories to joules, you can use the following conversion factor: **1 kilocalorie = 4184 joules**, multiply the number of kilocalories by 4184.

E_(J) = E_(kcal) × 4184

Example

Convert 1 kcal to joules:

E_(J) = 1kcal × 4184 = 4184J

How many joules in a kilocalorie?

There are 4184 joules in one kilocalorie.

1kcal = 4184J

1kcal = 4184J

How many kilocalories in a joule?

There are 0.000239006 kilocalories in one joule.

1J = 0.000239006kcal

1J = 0.000239006kcal

What is a Kilocalorie?

A kilocalorie (kcal) is a unit of energy equal to 1000 calories. It is commonly used in nutrition to measure the energy content of food and is often referred to as a 'Calorie' (with capital C) on food labels.

Popular kilocalories to joules conversion table

Kilocalories (kcal)	Joules (J)
0.001 kcal	4.184 J
0.01 kcal	41.84 J
0.1 kcal	418.4 J
0.5 kcal	2092 J
1 kcal	4184 J
2 kcal	8368 J
5 kcal	20920 J
10 kcal	41840 J
20 kcal	83680 J
50 kcal	209200 J
100 kcal	418400 J