5x Stronger Than Original Formula 10 Billion 10 Probiotic Strains For Children and Adults New Round Shape 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. The probiotic strains in this product have been identity-verified using DNA-fingerprinting technology.