Acidophilus (Lactobacillus acidophilus)
Lactobacillus acidophilus belongs to a group of bacteriaA group of organisms too small to be seen with the naked eye, which are usually made up of just a single cell. that normally live in the human small intestineThe section of gut, or gastrointestinal tract, from the stomach to the anus. and vagina. L. acidophilus is one of the most commonly used probiotics, or "good germs." Common food sources of L. acidophilus include yogurt and fermented soy products, such as miso and tempeh.
Many human studies report benefits of L. acidophilus for bacterial vaginosis, a common bacterial infectionInvasion by organisms that may be harmful, for example bacteria or parasites. of the vagina. More studies are needed before L. acidophilus can be recommended for other medical conditions.