Natures Plus Ultra Probiotics 30 Vegetarian Capsules. Only Nature’s Plus® Ultra Probiotics gives you the total body health enhancing power of 40 billion viable cells, guaranteed! Ultra Probiotics’ astounding strength derives from the ViaShield™ viability preservation system, ensuring total viability at the time of purchase. And with 12 strains of friendly flora, Ultra Probiotics is the most diverse probiotic supplement available, offering total probiotic coverage of the entire digestive tract. •Ultra Probiotics’ unprecedented 40 billion viable cells is over 6 times that of the average probiotic supplement. •Ultra Probiotics derives its power from the ViaShield viability preservation system, a process with over 100 steps ensuring total viability at the time of purchase. ViaShield includes highly effective manufacturing techniques, rigorous quality control procedures, and assay verification! •Ultra Probiotics supplies 12 strains of friendly flora, including oral, intestinal and colonic probiotics. •Ultra Probiotics provides synergistic FOS and 300 mg of whole açai fruit prebiotic fiber to further optimize its unrivaled activity. Nature’s Plus Ultra Probiotics delivers the unmatched power of 40 billion viable cells guaranteed, for total body health!