Active probiotic blend for digestion and immunity. Patented probiotic strain for healthy digestive flora. 100% stable at room temperature – no refrigeration required. Trademarked true release delivery system ensures survival of digestive flora through stomach acid for maximum delivery into the intestinal tract. Clinically proven, superior probiotic for improved digestive health. Each proprietary probiotic blend of 1 billion CFU in a triple-layer shell consisting of lactobacillus acidophilus ncfm, bifidobacterium longum bb536, lactobacillus rhamnosus lr-32, and lactobacillus reuteri sd-5865. Take 1 softgel daily with or without food. Do not chew or crush.