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Question

11 Jan 2006

the difference between KCal and Kj
Whenever reading food labels, the information is always presented in Kj (energy).
How can you convert this measurment into KCal or just Cal?
Answer 513 views
Expert
DietDoc
DietDoc

01 Jan 0001

Dear Criss
Kilojoules (kJ) are the metric measure of energy which is used in South Africa. 4,2 kJ are equivalent to 1 kcal or cal (the nonmetric measure of energy). Thus 100 kcal or cal = 420 kJ. Conversely you divide the kJ value by 4,2 to obtain the calorie content.
Best regards
DietDoc
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