A therapeutic nutritional preparation used for gut effects favoring growth of normal bacterial flora and not favoring growth of pathogenic organisms. In veterinary medicine, preparations include inulin, fructooligosaccharides, mannosoligosaccharides, and arabinogalactans (AG). Indications for use include infectious diarrhea and antibiotic-associated gut flora disturbances; AG has also been shown to have immunomodulating effects in the gut of humans.
[pre, before + bio, life]
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Examples: glitazone, GI cocktail, etc.