Being Well Essentials' Essential Probiotics Plus provides three different types of friendly bacteria that help support healthy gastrointestinal function. Stress, disease, improper nutrition, antibiotics, and medications may upset the delicate balance of microflora in the gastrointestinal tract. Supplementation with this product can help restore a proper balance of beneficial microorganisms and support intestinal functions in numerous ways. Essential Probiotics Plus is a long-standing favorite for treating undesirable microorganisms invade and multiply in the bowel. It includes Four Probiotic Strains: Bifidobacterium lactis blended with Lactobacillus acidophilus, L. rhamnosus, and Bifidobacterium bifidum. Bifidobacterium lactis is an important colonizing microorganism that produces large amounts of formate which favors beneficial microbiota. It has profound effects on the immune system enhancing white blood cell activities as well as increasing numbers of total, helper, and activated T cells. It has activity against rotavirus, a significant cause of diarrhea in infants and young children and has been found to reduce the incidence of diarrhea in child daycare centers. The probiotic species in Essential Probiotics Plus synergistically produce butyrate, acetate, lactate, and formate, lowering the pH of intestinal contents and inhibiting the growth of undesirable bacteria and yeast. Essential Probiotics Plus probiotics produce B vitamins and enhance nutrient and mineral absorption. Together they stimulate gastrointestinal and systemic immune system function and provide support for people with occasional diarrhea This product is free of the following common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat/gluten, corn, and yeast. Contains no artificial colors, flavors, or preservatives.