NiftyRecipe Online energy conversion
kJ/kWh 0.000278 MJ/kcal 239.005736 cal/kJ 0.004184 BTU/cal 252.164401 cal/kWh 0.000001 kWh/kJ 3600
kcal / kJ

12 kilocalories in kilojoule

50.208 kilojoule

1 kcal = 4.184 kJ · factor

12 kilocalories equals 50.208 kilojoule-handy when reading a food label or logging a meal. Factor: 1 kilocalorie = 4.184 kilojoule.

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Formula: kilocalorie to kilojoule

kJ = kcal × 4.184 (1 KCAL = 4.184 KJ)

Reference values: kilocalorie → kilojoule
kcal kJ
1 kcal 4.184 kJ
100 kcal 418.4 kJ
200 kcal 836.8 kJ
500 kcal 2092 kJ
1000 kcal 4184 kJ
2000 kcal 8368 kJ

All amounts for this pair

FAQ for kcal → kJ
12 kilocalories in kilojoule

12 kilocalories is 50.208 kilojoule using the standard food-energy factor on NiftyRecipe.

Package labels, recipe macros and fitness apps often jump between kilocalories and smaller calorie units (or kilojoules). Here the ratio stays constant: 1 kilocalorie = 4.184 kilojoule, so 12 kilocalories always maps to 50.208 kilojoule until you change the input. The reverse figure is 1 kilojoule ≈ 0.239006 kilocalorie.

Use the field above to try another portion size, scale a recipe, or match two apps that print different units. Everything on this page stays inside nutrition-style energy units-no length, temperature or other measures mixed in.