You should know that we have an alli in the world of antibiotics they are probiotics. They are very beneficial for weight loss, gut stabilization through repair, as we as over all health. The true definition can be found here http://www.usprobiotics.org/
Where to find probiotics?
In raw milk products.
Such as raw milk cheese, yogurt, and kefir. These products are great and help promote the health of your gut while strengthening your immune system.
Probiotics nuetrilize the bad bacteria in your system from the build up of dead and bad bacteria from years of bad diets. Such as pasteurized dairy products and vaccines.
Limit what you put in your body for you own health and remember to read for yourself don't take my word for it.