You may be aware that you have possibly 10X more microbes in your gut that you have cells in your body and that they can weigh up to 2 kgs. We each may have up to 170 species, but the species can vary considerably, although a few key ones tend to predominate. 

Did you know that ever single person has a unique composition of gut microbes- as unique as your fingeprint? 

Is it worth taking probiotics while taking antibiotics? After all, wouldn't the antibiotics just kill off the probiotics, and it would be better to wait till afterwards? 

The answer may surprise you.