How to tell if a probiotic is alive? A complete guide to viability
                                
                                
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                                    6 min read                                
                            
                                According to the National Institutes of Health, manufacturers are not required to list the number of viable microorganisms on probiotic labels, making it hard for consumers to assess product quality. Learning how to tell if a probiotic is alive is crucial for ensuring you receive the intended health benefits from your supplement.