The function of probiotics in the human body probiotics kids
What are probiotics? They are bacteria, on the surface of our bodies and in various cavities.There are a large number of bacteria, about 400 to 500 kinds, and 100 to 200 trillion.Some bacteria were scraped off and weighed, and there were 1 to 2 kilograms. Of course, 99% of them are for people.We call probiotics …
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