Kilocalorie to Gram calorieConverter
Instantly convert Kilocalorie (kcal) to Gram calorie (cal). Free, accurate, and easy to use.
How to Convert Kilocalorie to Gram calorie
To convert Kilocalorie (kcal) to Gram calorie (cal), multiply your value by 1000.
Example: 5 kcal × 1000 = 5000 cal
What is a Kilocalorie?
The kilocalorie (kcal) equals 1,000 gram calories or approximately 4,184 Joules, and appears on food nutrition labels worldwide as 'Calories' (with a capital C) in the United States. An average adult diet of 2,000–2,500 kcal per day supplies about 8,370–10,460 kJ. Resting metabolic rate consumes approximately 60–80 kcal per hour. Running burns roughly 600–900 kcal per hour depending on pace and body weight.
What is a Gram calorie?
The gram calorie (small calorie, cal) is the heat required to raise the temperature of 1 gram of water by 1 °C, equal to exactly 4.184 Joules. It is used in chemistry and thermodynamics for heat calculations. The food 'Calorie' (capital C) printed on nutrition labels is actually a kilocalorie (kcal) — 1,000 times larger. One gram calorie is a very small amount of energy in everyday terms.
Kilocalorie to Gram calorie Conversion Table
| Kilocalorie (kcal) | Gram calorie (cal) |
|---|---|
| 0.001 kcal | 1 cal |
| 0.01 kcal | 10 cal |
| 0.1 kcal | 100 cal |
| 0.5 kcal | 500 cal |
| 1 kcal | 1000 cal |
| 2 kcal | 2000 cal |
| 5 kcal | 5000 cal |
| 10 kcal | 10000 cal |
| 20 kcal | 20000 cal |
| 50 kcal | 50000 cal |
| 100 kcal | 100000 cal |
| 200 kcal | 200000 cal |
| 500 kcal | 500000 cal |
| 1000 kcal | 1000000 cal |
| 5000 kcal | 5000000 cal |
| 10000 kcal | 10000000 cal |
| 50000 kcal | 50000000 cal |
| 100000 kcal | 100000000 cal |
| 1000000 kcal | 1000000000 cal |
| 1000000000 kcal | 1.0000e+12 cal |
Frequently Asked Questions
How do I convert Kilocalorie to Gram calorie?
Multiply the Kilocalorie value by 1000. Formula: cal = kcal × 1000. Example: 10 kcal = 10000 cal.
How many Gram calorie are in one Kilocalorie?
One Kilocalorie (kcal) equals 1000 Gram calorie (cal).
How many Kilocalorie are in one Gram calorie?
One Gram calorie (cal) equals 0.001 Kilocalorie (kcal).
What is the exact conversion factor from Kilocalorie to Gram calorie?
The conversion factor is 1000. Multiply any kcal value by this number to get cal. For the reverse, multiply by 0.001.
How do I convert Gram calorie back to Kilocalorie?
Divide by 1000, or equivalently multiply by 0.001. Formula: kcal = cal ÷ 1000.
Is the Kilocalorie-to-Gram calorie conversion internationally standardized?
Yes. Both units are defined by international standards (SI or the international yard/pound agreement), so the conversion factor 1000 is exact and universally agreed upon.