Use this free, accurate calorie (thermochemical / small) to kilocalorie (food calorie) calculator to convert between Calorie (Thermochemical / Small) (cal) and Kilocalorie (Food Calorie) (kcal). Includes live instant results, complete mathematical formulas, conversion tables, and step-by-step examples.
0.001 Kilocalorie
1 cal is equal to 0.001 kcal.
kcal = cal × 0.001
energy Converters
To convert from Calorie (Thermochemical / Small) to Kilocalorie (Food Calorie), multiply the value in Calorie (Thermochemical / Small) by 0.001 (or use the formula: kcal = cal × 0.001).
Take your initial measurement in Calorie (Thermochemical / Small) (cal). For instance, let's convert 1 cal.
Multiply by the standard conversion factor (0.001).
The final converted measurement equals 0.001 Kilocalorie (Food Calorie) (kcal).
Compare standard reference values and common conversion benchmarks.
| Calorie (Thermochemical / Small) (cal) | Kilocalorie (Food Calorie) (kcal) | Action |
|---|---|---|
| 1 cal | 0.001 kcal | |
| 2 cal | 0.002 kcal | |
| 3 cal | 0.003 kcal | |
| 5 cal | 0.005 kcal | |
| 10 cal | 0.01 kcal | |
| 15 cal | 0.015 kcal | |
| 20 cal | 0.02 kcal | |
| 25 cal | 0.025 kcal | |
| 50 cal | 0.05 kcal | |
| 75 cal | 0.075 kcal | |
| 100 cal | 0.1 kcal | |
| 250 cal | 0.25 kcal | |
| 500 cal | 0.5 kcal | |
| 1000 cal | 1 kcal |
Official standards, measurement systems, and real-world everyday applications.
A thermochemical calorie is defined as exactly 4.184 joules, representing the energy required to heat 1 gram of water by 1°C.
Common Practical Uses
A food calorie (or kilocalorie) is equal to 1,000 small calories or 4,184 joules.
Common Practical Uses
Calculate from Kilocalorie (Food Calorie) (kcal) back to Calorie (Thermochemical / Small) (cal).
Frequently used unit conversions in this category:
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There are 0.001 kilocalories in 1 calories. Exactly 1 cal is equal to 0.001 kcal.
The conversion formula is: Kilocalorie (Food Calorie) = kcal = cal × 0.001. Applying this to 1 cal gives: 1 × 0.001 = 0.001 kcal.
To convert in reverse from kilocalories to calories, multiply by the inverse factor: 1 kcal = 1000 cal. Alternatively, divide your Kilocalorie (Food Calorie) amount by 0.001.
For quick estimates, divide the Calorie (Thermochemical / Small) value by 1000.
Calorie (Thermochemical / Small) (cal) belongs to the Scientific system, commonly used in Chemistry lab calorimetry, Biochemical reactions. In comparison, Kilocalorie (Food Calorie) (kcal) is part of the Dietary / Nutrition system, frequently applied in Dietary intake tracking, Food nutrition labels, Exercise calorie burn.
Key milestones include: 1 cal = 0.001 kcal, 5 cal = 0.005 kcal, 10 cal = 0.01 kcal, 50 cal = 0.05 kcal, and 100 cal = 0.1 kcal.