To maintain good colon health. Relieve occasional digestive discomfort. Promote healthy immune function. Kyo Dophilus Fifty Plus Probiotic was formulated with older adults in mind. Daily use of Fifty Plus Probiotic can help restore good bacteria and elevate immune system effectiveness. The three biocompatible human strains in Fifty Plus Probiotic, The Friendly Trio, have been clinically studied to document the efficacy of these strains to support a healthy gut microbiome.