Lactic acid
bacteria (LAB), especially strains of Lactobacillus, are normally found
in the human adult gastrointestinal (GI) tract, and have been prevalently
used as probiotics, exclusively in fermented dairy products.Probiotic bacteria are non-pathogenic microorganisms that,
when ingested in proficient viable number, perform a positive influence
on the host to upgrade the intestinalmicrobiota by inhibiting
the growth and/or activity of pathogen bacteria