Calories (Nutritional) to Gigajoules (Cal → GJ)
Formula
1 Cal = 0.000004184 GJConversion Table
| Cal | GJ |
|---|---|
| 0 | 0 |
| 1.0000 | 0.0000041840 |
| 2.0000 | 0.0000083680 |
| 3.0000 | 0.000012552 |
| 4.0000 | 0.000016736 |
| 5.0000 | 0.000020920 |
| 6.0000 | 0.000025104 |
| 7.0000 | 0.000029288 |
| 8.0000 | 0.000033472 |
| 9.0000 | 0.000037656 |
| 10.000 | 0.000041840 |
| 11.000 | 0.000046024 |
| 12.000 | 0.000050208 |
| 13.000 | 0.000054392 |
| 14.000 | 0.000058576 |
| 15.000 | 0.000062760 |
| 16.000 | 0.000066944 |
| 17.000 | 0.000071128 |
| 18.000 | 0.000075312 |
| 19.000 | 0.000079496 |
| Cal | GJ |
|---|---|
| 20.000 | 0.000083680 |
| 21.000 | 0.000087864 |
| 22.000 | 0.000092048 |
| 23.000 | 0.000096232 |
| 24.000 | 0.00010042 |
| 25.000 | 0.00010460 |
| 26.000 | 0.00010878 |
| 27.000 | 0.00011297 |
| 28.000 | 0.00011715 |
| 29.000 | 0.00012134 |
| 30.000 | 0.00012552 |
| 31.000 | 0.00012970 |
| 32.000 | 0.00013389 |
| 33.000 | 0.00013807 |
| 34.000 | 0.00014226 |
| 35.000 | 0.00014644 |
| 36.000 | 0.00015062 |
| 37.000 | 0.00015481 |
| 38.000 | 0.00015899 |
| 39.000 | 0.00016318 |
| Cal | GJ |
|---|---|
| 40.000 | 0.00016736 |
| 41.000 | 0.00017154 |
| 42.000 | 0.00017573 |
| 43.000 | 0.00017991 |
| 44.000 | 0.00018410 |
| 45.000 | 0.00018828 |
| 46.000 | 0.00019246 |
| 47.000 | 0.00019665 |
| 48.000 | 0.00020083 |
| 49.000 | 0.00020502 |
| 50.000 | 0.00020920 |
| 51.000 | 0.00021338 |
| 52.000 | 0.00021757 |
| 53.000 | 0.00022175 |
| 54.000 | 0.00022594 |
| 55.000 | 0.00023012 |
| 56.000 | 0.00023430 |
| 57.000 | 0.00023849 |
| 58.000 | 0.00024267 |
| 59.000 | 0.00024686 |
| Cal | GJ |
|---|---|
| 60.000 | 0.00025104 |
| 61.000 | 0.00025522 |
| 62.000 | 0.00025941 |
| 63.000 | 0.00026359 |
| 64.000 | 0.00026778 |
| 65.000 | 0.00027196 |
| 66.000 | 0.00027614 |
| 67.000 | 0.00028033 |
| 68.000 | 0.00028451 |
| 69.000 | 0.00028870 |
| 70.000 | 0.00029288 |
| 71.000 | 0.00029706 |
| 72.000 | 0.00030125 |
| 73.000 | 0.00030543 |
| 74.000 | 0.00030962 |
| 75.000 | 0.00031380 |
| 76.000 | 0.00031798 |
| 77.000 | 0.00032217 |
| 78.000 | 0.00032635 |
| 79.000 | 0.00033054 |
Calories (Nutritional) to Gigajoules Conversion
Converting Calories (Nutritional) (Cal) to Gigajoules (GJ) is a common energy and power conversion. 1 Cal equals 0.000004 GJ. For example, 100 Cal is equal to 0.000418 GJ.
Quick Mental Math: Calories (Nutritional) to Gigajoules
Energy and power are distinct dimensions; time context is critical in conversions.
Why is converting Calories (Nutritional) to Gigajoules tricky?
Magnitude or direction confusion between calories-nutritional and gigajoules is the primary error source.
Quick Reference Values
1 Cal = 0.000004 GJ. 5 Cal = 0.000021 GJ. 10 Cal = 0.000042 GJ. 25 Cal = 0.000105 GJ. 50 Cal = 0.000209 GJ. 100 Cal = 0.000418 GJ.
What is Calories (Nutritional)?
Calories (Nutritional) (Cal) is a unit of energy and power. The nutritional calorie (Cal), also known as the kilocalorie, equals 1000 small calories (cal) or 4184 joules. It measures the energy content in food and is the standard unit in nutrition labeling worldwide [nist-sp-811]. Adopted in the early 20th century to quantify food energy, this unit was standardized for nutrition science and public health by organizations such as the USDA and WHO [nist-sp-811]. Used globally in food labeling, dietetics, and health sciences to quantify dietary energy. Countries including the USA, Canada, and EU member states use this unit in nutrition information [nist-sp-811].
What is Gigajoules?
Gigajoules (GJ) is a unit of energy and power. The gigajoule is a unit of energy equal to one billion joules (10⁹ J). One joule is the energy transferred when applying one newton of force over one meter, so a gigajoule represents a large energy quantity used in industrial and scientific applications [bipm-si-brochure]. The joule was defined in the 19th century and named after James Prescott Joule. The prefix 'giga-' was adopted internationally as part of SI prefixes in 1960 by the CGPM to denote a factor of 10⁹, formalizing the gigajoule as an SI derived unit [cgpm-resolutions]. Gigajoules are widely used in energy industries such as natural gas and electricity production, especially in Canada and Australia. They appear in energy statistics and engineering calculations per standards from BIPM and NIST [bipm-si-brochure][nist-sp-811].
Common Misspellings
People often search for this conversion using these alternate spellings: calorie nutritional, nutritional calorie, nutritional cal, Calories nutritional, giga joules, giga-joules, giga joule, gigajoule. All of these refer to the Calories (Nutritional) to Gigajoules conversion.