Preclinical study demonstrates dietary polyphenols enhance gut health and may alleviate anxiety and depression, suggesting a potential therapeutic pathway.
Dietary polyphenols modulate gut microbiota, increasing SCFAs and reducing inflammation. Through the gut–brain axis, they preserve gut barrier integrity, attenuate neuroinflammation, and improve neurotransmission and behavior.
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Bellinazzi et al. (2026) studied this question.
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