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March 9, 2019FoodsOpen Access

Prebiotics: Definition, Types, Sources, Mechanisms, and Clinical Applications

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Authors

DDDorna Davani-DavariChapman UniversityMNManica NegahdaripourShiraz University of Medical SciencesIKIman KarimzadehUniversity of Pittsburgh

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Overview

Review demonstrates the systemic health impacts of prebiotics and their metabolites in humans, suggesting scalable potential alongside probiotics.

Key Points

  • Synthesize current scientific understanding of prebiotic classifications, sources, metabolic mechanisms, and therapeutic applications for human well-being.
  • Evaluated physiological mechanisms linking prebiotic fermentation by gut microbes to systemic organ effects via short-chain fatty acids.
  • Assessed dietary sources and industrial manufacturing requirements for major prebiotic groups, particularly fructo-oligosaccharides and galacto-oligosaccharides.
  • Analyzed stability, safety profiles, and storage characteristics of prebiotics compared to traditional live probiotics.
  • Microbial degradation of prebiotics generates short-chain fatty acids that enter the bloodstream, exerting beneficial effects across both gastrointestinal and extra-intestinal tissues.
  • Fructo-oligosaccharides and galacto-oligosaccharides serve as primary beneficial prebiotics, though low natural dietary abundance requires industrial-scale synthesis.
  • Prebiotics provide superior storage stability, processing advantages, and safety profiles relative to probiotics, supporting their use as independent or complementary health-promoting agents.

Cite This Study

Davani-Davari et al. (2019) studied this question.

synapsesocial.com/papers/69da2af4a6045d71bfa3c77dhttps://doi.org/10.3390/foods8030092
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