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Synergistic Interactions Between Inulin-Type Fructans and Plant Polyphenols: Implications for Antioxidant Activity,
Anca Daniela Raiciu1,2,3, Mihaela Carmen Eremia4, Amalia Stefaniu4
1Pharmacognosy, Phytochemistry, Phytotherapy Department, Pharmacy Faculty, "Titu Maiorescu" University, Gheorghe Şincai Street No. 16, District 4, 040314 Bucharest, Romania.
Inulin-type fructans and polyphenols interact to enhance antioxidant activity in functional foods. Combining these ingredients optimizes their bioavailability and health benefits for consumers.
Area of Science:
- Food Science
- Nutraceuticals
- Biochemistry
Background:
- Inulin-type fructans are functional polysaccharides with prebiotic properties.
- Plant polyphenols are significant natural antioxidants.
- Interactions between inulin and polyphenols impact antioxidant capacity and bioavailability.
Purpose of the Study:
- To review advances in inulin structure, sources, and interactions with polyphenols.
- To explore the implications for antioxidant activity in functional foods and nutraceuticals.
- To highlight the potential of combined inulin-polyphenol formulations.
Main Methods:
- Literature review of studies from PubMed, Scopus, and Web of Science (2000-2026).
- Analysis of experimental data correlating inulin concentration with antioxidant parameters (DPPH, FRAP, SOD, CAT).
- Evaluation of physicochemical interactions between polysaccharides and polyphenols.
Main Results:
- Inulin concentration correlates with enhanced antioxidant parameters.
- Physicochemical interactions influence the stability, release, and bioefficacy of antioxidants.
- Evidence supports significant impacts on bioavailability and physiological activity.
Conclusions:
- Optimized functional formulations combining inulin-rich extracts and polyphenol sources can improve health benefits.
- Understanding molecular interactions is key to developing effective nutraceuticals.
- This synergy offers potential for enhanced antioxidant delivery in functional foods.
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