Is It Okay to Drink Expired Emergen C? Your Guide to Safety and Potency
                                
                                
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                                    4 min read                                
                            
                                Vitamin C, the primary ingredient in Emergen-C, can lose significant potency over time, with one study showing nearly a 92% loss in concentration after just 12 months in some supplements. So, is it okay to drink expired Emergen C, or are you just sipping a less effective, potentially compromised effervescent drink?