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Kilojoules to kilocalories (food Calorie) converter

Convert kilojoules (kJ) to kilocalories (food Calorie) (kcal).

Energy converter

Instant conversion

Edit either value. Decimals and scientific notation supported.

kJ

kcal

CONVERSION

1 kJ ≈ 0.2390057361 kcal

Precision changes displayed rounding, not calculation accuracy.

FORMULAkcal = kJ ÷ 4.184

FORMULA & EXAMPLES

How to convert Kilojoules to kilocalories (food Calorie)

kcal = kJ ÷ 4.184

Divide the kJ reading by 4.184.

Worked examples

1 kJ ≈ 0.2390057361 kcal

1 ÷ 4.184 ≈ 0.2390057361

1000 kJ ≈ 239.0057361 kcal

1000 ÷ 4.184 ≈ 239.0057361

Frequently asked questions

Is a food Calorie the same as a thermochemical calorie?

A food Calorie is a kilocalorie: 1 kcal = 1,000 cal. This tool uses the thermochemical calorie of exactly 4.184 J.

Kilojoules to kilocalories (food Calorie) table

Fixed reference · Kilojoule to Kilocalorie (food Calorie)

Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.

Kilojoule (kJ)Kilocalorie (food Calorie) (kcal)
00
0.10.02390057361
0.50.1195028681
10.2390057361
20.4780114723
51.195028681
102.390057361
255.975143403
5011.95028681
10023.90057361
1000239.0057361
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.

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