Fertility is the most important factor to increase productivity either at the level of human or animal.Probiotics are organisms that have aspect roles in facing diseases and improving the health of the host.So, the goal of this study was to assess two new strains of Lactobacillus plantarum pro1 and Lactobacillus rhamnosus pro2 as enhancers to male fertility.A total of forty male BALB/c mice were s...