Jarrow FORMULAS Yum-Yum Dophilus provides 4 strains of potent beneficial bacteria in a yummy chewable tablet. Beneficial intestinal flora can be depleted by a diet that is low in fiber, high in meat and sugar, by medication taken for illness and infections, by travel and by stress, etc. The result is the disruption of the normal intestinal microflora, which can affect digestion and well being. The friendly bacteria in Yum-Yum Dophilus favorably balance the microorganisms in the intestines, support immune function and promote health.