How long can a donut really last? Your guide to nutrition diet and food safety
                                
                                
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                                    5 min read                                
                            
                                According to food science, a donut begins the process of going stale almost immediately after being created due to starch crystallization. So, how long can a donut really last before its texture and taste are gone, and what can you do to preserve its short-lived freshness?