What is bifidobactererium ? i came across this term on yogurt .

Probiotic: This is a genus of bacteria that helps make up the colonic flora in people. Some species are used as probiotics in the food industry. This bacteria can reduce gram-negative bacteria build up and improve the gut mucosal barrier.

Normal: This bacterium is a normal component of yogurt, which contains bacterial cultures. It also lives normally in your GI tract. This is normal, healthy, and needed for good digestion. It will not hurt you. Good luck!