Probiotic 50B provides 50 billion CFU of the beneficial bacteria Lactobacillus acidophilus, Lactobacillus rhamnosus, Lactobacillusplantarum, Bifidobacterium longum and Bifidobacterium lactis offered in acid-resistant capsules with pH targeted release to delivermaximal viable organisms to the digestive tract. These five researched strains promote healthy intestinal ecology to support gastrointestinaland immune health. Clinical studies indicate that Lactobacilli and Bifidobacteria supplementation supports intestinal epithelial integrity,healthy immune response and inflammatory balance.