Genestra's HMF Forte delivers over 10 Billion CFU per dose. Genestra offer HMF Forte as a medium level, long-term maintenance probiotic formula which provides two strains of proprietary human-sourced Lactobacillus acidophilus, Bifidobacterium bifidum and Bifidobacterium animalis subsp. lactis, to specifically assist in re-establishing and maintaining a normal intestinal microflora. HMF Forte has added fructooligosaccharides for their prebiotic qualities. Genestra's probiotics are human-sourced strains, proven in human clinical trials.