Helps Reduce Occasional Digestive Upset and Helps to Restore Friendly Bacteria. Flavorless Non-GMO Sugar Free and Gluten Free. 1 Billion Active Cultures. 3 Different Strains. Including Lactobacillus GG. . The first years of life are crucial to the physical and mental development of children. A child's microbiome is seeded during birth as the baby passes through the birth canal. Between the ages of 6 months and 3 years, the number of different microbial strains in a baby's tummy increases 10x from 100 to 1,000. By a child's third birthday, the gut microbiome stabilizes and closely resembles the microbiome of an adult. Ensuring your child has the best possible bacterial exposures from birth throughout early childhood could be vital for you child for the rest of their life.