Convert kilocalories to kilojoules (kcal to kJ) Energy converters
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Convert kilocalories to kilojoules (kcal to kJ)

Convert kilocalories to kilojoules

Convert energy from kilocalories (kcal) to kilojoules (kJ) online.

Conversion factor
1 kcal = 4.184 kJ

Multiply the value in kilocalories by 4.184.

Table of values

kcal kJ
1 4.184
5 20.92
10 41.84
50 209.2
100 418.4
1000 4184

Help

kilocalorie: A kilocalorie (kcal) is equal to 1000 calories. In everyday life, it is what is called a “calorie” when calculating the energy value of food.

kilojoule:A kilojoule is equal to 1000 joules. Often used in food labeling along with calories.

Questions and answers

How many kilojoules are in 1 kcal?
Answer: 4.184.

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