acidophilus and or Lactococcus lactis in Kariesh and Talaga cheeses Several investigations have considered Helicobacter pylori as a foodborne pathogen and have detected in different milk products such asKariesh and Talaga cheeses, which are common dairy products in the Egyptian market. Traditional specific culture media and methods were followed up in studying the activity and vitality of Lactobacillus contaminated with H. pylori and their inhibitory effect, as Inhibition Ratio % (InhR %), on the bacterial pathogen. H. pylori survived for one month in Kariesh cheese samples whether they were manufactured withco-culture of Lac. lactis and Lb. acidophilus or Lac. lactis solely