Why Do I Feel Bad After Drinking Diet Soda? Uncovering the Causes
                                
                                
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                                    4 min read                                
                            
                                Research suggests that artificial sweeteners, such as aspartame and sucralose, found in diet soda can negatively affect gut bacteria. This disruption is a key factor in why you might feel bad after drinking diet soda, leading to symptoms like bloating and discomfort.