Probiotics are the beneficial, friendly bacteria that occur throughout the digestive tract. Poor eating habits, chlorinated drinking water, stress & disease & the use of antibiotics in food production as well as in medical treatments can wreak havoc i To maintain healthy intestinal flora. Take one capsule per day on a full stomach. As a therapeutic treatment. Take three capsules per day on a full stomach when suffering from intestinal disorders. Refrigeration ensures maximum potency & stability. Udo's Choice Children's Blend probiotics can be left unrefrigerated for short periods of time & may be frozen.