From the manufacturer:
Probiotics specially made for kids
Kids may frequently have digestive issues caused by an imbalance of good vs. bad bacteria in their digestive tract. This is where a large percentage of the immune system resides. Therefore probiotics can be your child's best friend when their system is being challenged.
KidsLac™ contains five different strains of healthy bacteria including the DDS-1 strain of Lactobacillus acidophilus