May prevent antibiotic-induced diarrhea Promotes regular bowel movements Helps reduce cholesterol levels Keeps a proper pH balance in the small intestine Natural Factors Acidophilus & Bifidus contains three strains of probiotics to assist with the maintenance of normal intestinal health. Each capsule contains goat milk powder to provide an excellent environment for lactic bacteria to grow. Supplementing with Lactobacillus and Bifidobacterium will crowd out unwanted bacteria by repopulating the gastrointestinal tract.