Is Kefir Good for You? What the Mayo Clinic Says About This Probiotic Drink
                                
                                
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                                    4 min read                                
                            
                                As much as 70-80% of your immune system is located in your digestive tract. Given this fact, many people are turning to probiotic-rich foods like kefir to support their gut health, but what does medical science, including the Mayo Clinic, say about its benefits?