NOW Extra Strength BerryDophilus provides 10 Billion CFU from a combination of 10 clinically validated probiotic bacterial strains designed to support gastrointestinal health and healthy immune system function.* Healthy intestinal flora also helps to create a favorable environment for the absorption of nutrients.* BerryDophilus can be used by both adults and children. Sweetened with Xylitol, BerryDophilus won't harm teeth and it tastes great.