Energy

Calories to Kilocalories

Convert calories to kilocalories instantly.

About this conversion

A calorie (cal) is the energy needed to raise 1 g of water by 1°C. 1 cal = 4.184 J. Kilocalories (kcal) — commonly called "calories" — are used on food labels and in dietary calculations. Use the converter above to quickly go from calories to kilocalories.

How to use

Enter a value in the calories field and instantly see the result in kilocalories. Click the swap button to reverse the conversion.

Manual calculation

1 calories = 0.001 kilocalories. Example: 10 cal = 0.01 kcal.

Frequently asked questions

How many kilocalories are in 1 calories?

1 Calories equals 0.001 kilocalories.

When do you use kilocalories?

Kilocalories (kcal) — commonly called "calories" — are used on food labels and in dietary calculations.