Do probiotics really make a difference in keeping our guts healthy?

ABC News' Chief Medical Correspondent Dr. Jennifer Ashton discusses the results of a new probiotics study.
2:24 | 09/08/18

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Transcript for Do probiotics really make a difference in keeping our guts healthy?
????????? iay's "Weend download," we are discusstics and ehe inng our guts healthy? Joining us is chief medical corresponden. Jennifer Ashton with results of new study.to see you as always. Thaseally the queis is realike the vitamin ofrs ago. So many Americans spendingot of Mon probiots. Welly don't owcan we connect the dots on the research and say they do this in the gut. They do thiseryone and, thereforveryone should take them. So this a small bu interesting stdone in Israel published in a journal, two studies actually and were some of test to showhis is not one size fits all. Different people respond dierto probiotics and there may actu in medicihen we find good therapeutic rt, we it's never all one way or all another wad that's rlls isnging into T forefront trend. Eat more probiotics. Explain once again what probiotics actually Rigbecause so many people hear the word and we have been heg it for long we take oreople don'en they are. It is the good bacteria and live in O G.I. Act. 98% of the DNA on us, whit, is not our DNA but ngs to the bacteria in and around us. D that's really what the probiotics are for. Ey establi this gut pmicbiome and studies system, G.I. Function. Ther association, not yet cause and Ith everytng else uding mood.s not readfor prime time yet we don kwhat strains are important we D know how ch we don when we take it in tri form if thecid in O stomach just digestsnd kills I so it's nothere yet. Money anere may downsides. What ea Well,isten, always get it from the food sources, yogurt, kefiickles, and I'm not food, fermented foods like sauerkraut and miso are a good sours. If a heacaional te take them, discuss that first before. Thsame time. Yeah a Dr. Dr.ton, alwaya pleasure thankso much. "Pop new WWE come right back. "Pop news" when we come right back.relentless too.

This transcript has been automatically generated and may not be 100% accurate.

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