Total-Biotics is specially formulated with an astounding 14 species of stabilized probiotics instead of the usual 1 - 6 forms provided in most other products It also contains over one billion CFUs [colony forming units] in each scoop for maximum support of the Microbiome Not all probiotics are alike Many cheap probiotics are unstable and lose their beneficial properties in the stomach before the probiotics can reach the intestine Some companies put probiotics in their product that do not implant We are the experts in this field The formulator of this product wrote the book The Wonder of Probiotics The formulators of Total-Biotics have over 50 years of combined knowledge We have been helping pets for since 2003 Be careful of new companies that pop up and do not know pets or probiotics We also have the NASC Quality Seal on all our pet products We only use the best ingredients all are AAFCO approved ingredients for safe use by dogs and cats