How do I convert calories to kilocalories?

Multiply the number of calories by 0.001. For example, 5 cal = 0.005 kcal.

How many kilocalories are in one calorie?

One calorie equals 0.001 kilocalories.

12 calories equals 0.012 kilocalories.

Use the reverse Kilocalories to Calories converter: multiply kilocalories by 1,000.

Convert calories (cal) to kilocalories (kcal) instantly — type a value below.

1 calorie (cal) = 0.001 kilocalories (kcal)
1 kilocalorie (kcal) = 1,000 calories (cal)

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To convert calories to kilocalories, use this formula:

kcal = cal × 0.001 (or divide by 1,000)

The (thermochemical) small calorie is exactly 4.184 joules: about the energy needed to warm 1 gram of water by 1 °C.

A kilocalorie is 1,000 small calories, 4,184 joules. The "Calories" on food labels are kilocalories.

How do I convert calories to kilocalories?: Multiply the number of calories by 0.001. For example, 5 cal = 0.005 kcal.
How many kilocalories are in one calorie?: One calorie equals 0.001 kilocalories.
What is 12 cal in kilocalories?: 12 calories equals 0.012 kilocalories.
How do I convert kilocalories back to calories?: Use the reverse Kilocalories to Calories converter: multiply kilocalories by 1,000.

Need other units? Use the full energy converter.