Lactobacillus acidophilus
bacteria
Quick Summary
Lactobacillus acidophilus is a type of rod-shaped, gram-positive bacteria that produces lactic acid from glucose metabolism. This bacterium is a normal inhabitant of the human gastrointestinal tract and vagina.1
L. acidophilus is used commercially in the production of fermented foods like yogurt and is also prepared as a dietary supplement. Fermented milk products containing live cultures of L. acidophilus, known as acidophilus milk, are consumed to promote intestinal health.123
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