Lactobacillus Rhamnosus GG (LGG) Probiotic Supplement | 30 Billion | 90 CapsYou have probably already tried a probiotic. Maybe it helped a little. Maybe you could not tell. Maybe you gave up. That is not your fault. Most probiotics are sold on CFU numbers and nothing else. No one tells you that the bacteria species matters, or that two products with the same name on the label can perform completely differently. Lactobacillus rhamnosus GG is not a generic name. It is a specific strain with over 1,000 published human studies