Nutrilite Probiotic Chicory Powder Beverage Mix contains a unique blend of 6.3 billion CFUs of clinically tested probiotic strains to support your immune system and healthy digestion.This carefully selected formula contains five probiotic strains. 2 Hero strains at clinically supported levels which are Bifidobacterium animalis spp. lactis HN019 and Lactobacillus acidophilus NCFM, two of the most well-researched probiotic strains supporting both digestive health and natural immune defenses. It contains the prebiotic fiber inulin from chicory root that, along with other prebiotic fibers in the diet, which encourages the growth of healthy gut flora.