Polyphenol — herbalism term · PlantSage glossary
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Polyphenol defined
— Multi-ring antioxidant plant compounds.
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The definition
Broad category of plant compounds with multiple phenol rings — includes flavonoids, tannins, lignans, stilbenes. Strongly antioxidant, often anti-inflammatory and cardioprotective.
Mechanism
Electron donation to free radicals; modulation of signaling pathways (NF-κB, Nrf2); interaction with gut microbiota.
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Example plants
Classic species in this category from the PlantSage archive.
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See also
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