Clinical Studies Have Demonstrated that the B. Infantis M-63 Strain Helps Establish a Healthy Microbiota in Infants and Young Children Jarro-Dophilus Infant FunctionPromotes Infant Intestinal Health Jarro-Dophilus Infant Highlights 1 Billion Per Serving Room Temperature Stable U.S. Patent-Pending Jarro-Dophilus Infant is formulated with Medium Chain Triglycerides (MCTs), which are naturally present in breast milk and are more easily absorbed by the newborn’s immature digestive system. Dairy Free and Formulated to Reduce Clumping of Ingredients What Does Jarro-Dophilus Infant Do? Bifidobacterium longum subsp. infantis M-63 Bifidobacterium longum subsp. infantis (B. infantis) is associated with improved growth, the development of intestinal membrane integrity, and is critical for developing immune function.