What is 1 calorie equal to in kJ?
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3 min read
Food labels can sometimes cause confusion by using two different units of energy: calories (or kcal) and kilojoules (kJ). This difference is largely due to regional standards, with the US primarily using calories while many other countries, like Australia and New Zealand, use kilojoules. Understanding what is 1 calorie equal to in kJ is a foundational step for anyone tracking their energy intake across different nutritional systems.