More than 1000 different bacterial species reside in the adult gastrointestinal tract. Some microbes are considered beneficial to the human host, while others are pathogenic. An appropriate balance of gut flora is generally maintained; However, infectious diarrhea, usage of antibiotics, immunosuppressive medications, surgery, and irradiation can cause an increase in the pathogenic bacteria and disrupt this homeostasis.
Probiotics, which contain beneficial microorganisms (bacteria / yeast), helps to restore the microbial balance in the gastrointestinal tract. Thus probiotics are useful in preventing and treating variety of gastrointestinal disorders such as Bacterial diarrhea, Rotaviral diarrhea, Irritable bowel syndrome, Inflammatory bowel disorder etc.,