Supports immunity and muscle & bone health** ** Vitamin D contributes to the normal function of the immune system and the maintenance of normal bone and muscle function. Each bottle of Yakult Balance accounts for 15% of the EU reference intake for vitamin D. Yakult original contains 20 billion L. Casei Shirota. These friendly bacteria are scientifically proven to reach the gut alive and increase the bacteria in the gut!" *L. casei Shirota bacteria increase both the lactobacilli and bifidobacteria in the gut Fewer calories and reduced sugar*** *** Yakult Balance contains 67% less sugar and 37% fewer calories than Yakult Original.