EVERYDAY SCIENCE

Detailed explanation-1: -Most bacteria are good for us The bacteria in our bodies help degrade the food we eat, help make nutrients available to us and neutralize toxins, to name a few examples[7]; [8]. Also, they play an essential role in the defense against infections by protecting colonized surfaces from invading pathogens[8]; [9].

Detailed explanation-2: -Humans need bacteria and their genes more than most of us thought. One of the most important things microbes do for us is to help with digestion. The mix of microbes in your gut can affect how well you use and store energy from food.

Detailed explanation-3: -Probiotics are live bacteria that are good for us, that balance our good and bad intestinal bacteria, and that aid in digestion of food and help with digestive problems, such as diarrhea and bellyache. Bacteria that are examples of probiotics are Lactobacilli and Bifidobacterium.

Detailed explanation-4: -Most of these bacteria are in your digestive system. There, they help to digest substances that the human body cannot break down, like many carbohydrates and things called short chain fatty acids. It is important that we keep this population healthy. Eating probiotics can help to replenish good gut bacteria.