How to Measure Calories with kJ for Accurate Nutrition Tracking
                                
                                
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                                    4 min read                                
                            
                                The average healthy adult requires approximately 8,700 kilojoules (kJ) per day, yet many people only track their intake in calories. Knowing how to measure calories with kJ is essential for anyone living in or traveling to a region that uses the metric system for nutrition labeling.