How much energy does 1 gram of ethanol contain?
                                
                                
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                                    4 min read                                
                            
                                According to nutritional data, one gram of pure alcohol (ethanol) provides approximately 29 kilojoules (kJ), which is equivalent to 7 kilocalories (kcal). This makes ethanol a more energy-dense compound than both carbohydrates and protein, which each contain about 17 kJ (4 kcal) per gram.