UltraFlora™ Immune Health provides a patented blend of highly viable, pure strains of L. acidophilus NCFMA® and B. lactis Bi-07aEU"aEUoefriendlyaEU bacteria that have been clinically shown to support a healthy intestinal environ-ment and immune health. This formula also supplies the valuable Probio-Protein FactorA® (immunoglobulin protein concentrate) to promote healthy immune function. Backed by the Metagenics ID Guarantee for purity, clinical reliability, and predicted safety via scientifc identification of strains with established health benefits.