: To evaluate the antimicrobial efficacy of three commercially available toothpastes which are non-fluoridated, fluoridated and one containing prebiotic ingredient on s . Antimicrobial activities prebiotic, fluoridated, non-fluoridated were assessed at different concentrations (100ug, 200ug, 300ug 400ug). Since toothpaste had other proven agents, 100% inulin extract from chicory (prebiotic) was...