Calories to Kilocalories Converter
Convert cal to kcal instantly. 1 cal = 0.001 kcal.
Conversion Formula
kcal = cal × 0.001
Example
25 cal × 0.001 = 0.025 kcal
Convert the other way: Kilocalories to Calories →
Calories to Kilocalories Conversion Table
| Calories (cal) | Kilocalories (kcal) |
|---|---|
| 0.1 | 0.0001 |
| 0.5 | 0.0005 |
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 500 | 0.5 |
| 1,000 | 1 |
About These Units
- Calories (cal)
- The thermochemical calorie, exactly 4.184 J, roughly the energy that warms 1 g of water by 1 °C. Chemistry texts use this small calorie, which is one thousandth of the food Calorie on labels.
- Kilocalories (kcal)
- Exactly 1,000 calories, or 4,184 J using the thermochemical calorie. This is the Calorie printed on US food labels, and it is the unit for daily diets and exercise energy estimates.
Frequently Asked Questions
How many kcal are in 1 cal?
1 cal equals 0.001 kcal.
How do I convert Calories to Kilocalories?
Multiply your Calories value by 0.001. For example, 25 cal × 0.001 = 0.025 kcal.
How many cal are in 1 kcal?
1 kcal equals 1,000 cal.