ORIGINAL ARTICLE

Int. J. Public Health

Moderate wine consumption, defined by the Mediterranean Diet, is associated with delayed biological aging in men from the Moli-sani study

  • 1. Research Unit of Epidemiology and Prevention, Mediterranean Neurological Institute Neuromed (IRCCS), Pozzilli, Italy

  • 2. Universita LUM Giuseppe Degennaro Dipartimento di Medicina e Chirurgia, Casamassima, Italy

  • 3. Department of Medicine and Surgery, Research Center in Epidemiology and Preventive Medicine (EPIMED), University of Insubria, Varese, Italy

  • 4. Department of Internal Medicine, Hospital Clínic de Barcelona, University of Barcelona (UB), Barcelona, Spain

  • 5. Institut de Recerca en Nutrició i Seguretat Alimentaria (INSA-UB), University of Barcelona (UB), Barcelona, Spain

  • 6. Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain

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Abstract

Objectives: To investigate the association between wine consumption and biological aging in the Moli-sani Study. Methods: Dietary data were assessed using a 188-item FFQ. Participants (n=22,495) were classified as abstainers, former drinkers, moderate drinkers according to national guidelines (≤250 mL/d men; ≤125 mL/d women) or Mediterranean Diet (MD) (125–500 mL/d men; 62.5–250 mL/d women), and heavy drinkers (>500 mL/d men; >250 mL/d women). Biological age (BA) was estimated with a deep neural network using 36 circulating biomarkers, and ∆age (BA – chronological age) served as an index of biological aging. Results: In men, wine consumption, at doses defined moderate by a current MD Score, was associated with slower biological aging (∆age β = –0.39; 95%CI: –0.78, –0.01 vs. abstainers). Dose– response analyses showed a J-shaped curve, with the slowest ∆age at ~170 mL/d (∆age = –0.34 years; 95%CI: –0.66, –0.03). Overall ethanol intake, including all alcoholic beverages consumed, was neutral at moderate levels and associated with faster biological aging at higher doses. Conclusions: Moderate wine consumption, but not overall ethanol intake, may contribute to slower biological aging in men.

Summary

Keywords

Biological aging, Mediterranean diet, neurological decline, prevention, Wine consumption

Received

03 December 2025

Accepted

24 February 2026

Copyright

© 2026 Esposito, Di Castelnuovo, Costanzo, Gialluisi, Pepe, Ruggiero, De Curtis, Magnacca, Persichillo, Casanovas-Garriga, Cerletti, Donati, de Gaetano, Iacoviello and Bonaccio. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

*Correspondence: Licia Iacoviello

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