Bifidobacterium Longum is a probiotic that lives in the gastrointestinal tract and vagina. They are the most important inhabitant in the body. These bacteria maintain a normal digestive tract, boost the immune system,and inhibits the growth of harmful bacteria. Researchers in Japan are studying the effect of Bifidobacterium Longum as a useful gene delivery tool for cancer therapy. It is among the first to colonize the digestive tract of newborns and is important for the development of immune system tolerance. The lack of tolerance in the immune system leads to allergies and diarrhea.

Lactobacillus Acidophilus means acid-loving milk-bacterium. Lactobacillus Acidophilus is a natural occurring bacteria, perhaps it one of most commonly used friendly or probiotic bacteria because it has a variety of benefits. It may be found in the intestine and vagina. It helps protect against the entrance or growth of harmful orgainsms. It produces vitamin K, lactase and other anti-microbial substances. Lactobacillus Acidophilus works by fermenting sugars into lactic acid. It also helps the intestine produce enough lactase to break down lactose, thus, preventing the bloating, Irritable bowel disorder, and discomfort. It also help in improving immune system. It also aids in treating respiratory infections, treat high cholesterol, reduce risk of cancer, and improves lactose absorption.