pro·​bi·​ot·​ic | \ prō-bī-ˈä-tik How to pronounce probiotic (audio) , -bē-ˈä- \

Definition of probiotic

: a microorganism (such as lactobacillus) that when consumed (as in a food or a dietary supplement) maintains or restores beneficial bacteria to the digestive tract also : a product or preparation that contains such microorganisms — compare prebiotic

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Other Words from probiotic

probiotic adjective

Examples of probiotic in a Sentence

Recent Examples on the Web So his group turned to Saccharomyces boulardii, a type of yeast considered safe by the U.S. Food and Drug Administration (FDA) as a probiotic to improve gut health. Jocelyn Kaiser, Science | AAAS, "Antibody-producing yeast vanquishes deadly gut infection in mice," 28 Oct. 2020 One way to combat this is to ask your doctor about taking a probiotic at the same time, to preserve your populations of helpful bacteria, says Dr. Cackovic. Amy Marturana Winderl, SELF, "8 Yeast Infection Causes That Should Be on Your Radar," 6 Oct. 2020 Care probiotic helped support her immune system after Callum arrived. Julie Mazziotta,, "Jenna Dewan Had to ‘Remember to Look After Myself’ at the Start of the Pandemic," 26 Aug. 2020 Gut health has gained attention in recent years, prompting some health-conscious people to take probiotics supplements, drink apple cider vinegar and eat yogurt. Washington Post, "UVA researcher working to engineer ‘gut bugs’ for health," 2 Aug. 2019 Her mask of choice is K-Beauty staple Lapcos Pearl Sheet Mask ($14), which is full of probiotics and botanical ingredients to brighten and clarify the skin. Maya Allen, Marie Claire, "Actress Trace Lysette Shares Her Daily Skincare Routine," 22 Apr. 2020 There is a need, however, for more research to determine the ideal duration of treatment, dosage and strain of probiotics to achieve better mental health. Lisa Drayer, CNN, "Foods to boost your mood, now that you really need it," 16 Apr. 2020 While compelling evidence on the benefits of additives like prebiotics and probiotics is lacking, one exception is milk fat globule membrane (MFGM), a protein present in breastmilk that contains several important biologically active factors. Susan Reslewic Keatley, New York Times, "Formula Feeding: How Much and How Often to Feed Your Baby," 18 Apr. 2020 Don't forget probiotics like yogurt, kefir, sauerkraut and kimchi. Angela Dewan, CNN, "What you need to know about coronavirus on Friday, April 17," 17 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'probiotic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of probiotic

1974, in the meaning defined above

History and Etymology for probiotic

pro- entry 2 + -biotic (as in antibiotic)

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Time Traveler for probiotic

Time Traveler

The first known use of probiotic was in 1974

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Statistics for probiotic

Last Updated

31 Oct 2020

Cite this Entry

“Probiotic.” Dictionary, Merriam-Webster, Accessed 31 Oct. 2020.

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More Definitions for probiotic


pro·​bi·​ot·​ic | \ prō-bī-ˈät-ik, -bē- How to pronounce probiotic (audio) \

Medical Definition of probiotic

: a microorganism (such as lactobacillus or bifidobacterium) that when consumed (as in a food or a dietary supplement) maintains or restores beneficial bacteria to the digestive tract also : a product or preparation that contains such microorganisms — compare prebiotic

Other Words from probiotic

probiotic adjective

More from Merriam-Webster on probiotic

Nglish: Translation of probiotic for Spanish Speakers

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