Back to Home

Kilocalorie to Kilojoule

Convert measurements between Kilocalorie and Kilojoule.

Common conversions

1kcal = 4.184 kJ
5kcal = 20.92 kJ
10kcal = 41.84 kJ
24kcal = 100.416 kJ
32kcal = 133.888 kJ
55kcal = 230.12 kJ

Conversion information

1 Kilocalorie = 4.184 Kilojoule

One thousand calories, used in nutrition.
One thousand joules, used in nutrition and science.

Frequently Asked Questions

What is a kilocalorie?
It equals one thousand calories and is the unit used on nutrition labels.
Why is kcal used in nutrition?
Because it better represents the energy in foods in practical amounts.
How many joules are in a kilojoule?
One kilojoule equals 1,000 joules.
Where is the kilojoule used?
It is often used in nutrition to express the energy value of foods.