Nature's Way Probiotic Daily contains 3 well-researched strains of beneficial live good bacteria to help: - Balance levels of of good and bad bacteria to maintain digestive health - Maintain a healthy immune system - Support general well-being Contains probiotics found to be resistant to stomach acids to help it reach your intestinal tract alive where it is needed most. Proprietary technology ensures the probiotics are guaranteed live fridge-free, so you can take them anywhere, any time.