Does Onion Keep Colds Away? Separating Fact from Folklore
                                
                                
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                                    6 min read                                
                            
                                The folk remedy of using cut onions to ward off sickness has existed for centuries, with traditions dating back to at least the 1500s. Yet, despite this persistent belief, the question remains: does onion keep colds away, or is it just an old wives' tale?