Is it bad to eat an overcooked egg? The surprising truth about green yolks
                                
                                
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                                    4 min read                                
                            
                                According to food scientists, the greenish-gray ring that can form around the yolk of a hard-boiled egg is a harmless chemical reaction, not a sign of spoilage. This visual cue and slightly rubbery texture often lead people to wonder: is it bad to eat an overcooked egg?