Moderate Wine Consumption Linked to Slower Biological Aging in Men, Italian Cohort Study Finds

New Italian study finds that 1-2 glasses of wine daily, as part of a Mediterranean diet, can slow biological aging in men by targeting key health biomarkers.

By: AXL Media

Published: Apr 3, 2026, 11:04 AM EDT

Source: Information for this report was sourced from News-Medical

Quantifying Biological Versus Chronological Age

A new study published in the International Journal of Public Health has introduced a data-driven perspective on the long-standing debate regarding the health impacts of wine. While chronological age is a simple measure of time, biological age (BA) reflects the actual physiological state of an individual's metabolic, cardiovascular, and renal systems. Using a Deep Neural Network to evaluate 22,495 adults, researchers calculated "Δage"—the difference between these two metrics—to identify how lifestyle choices like wine consumption influence the underlying pace of human aging.

The Mediterranean Metric for Moderate Intake

The research focused specifically on wine consumption within the framework of the Mediterranean Diet, which traditionally views moderate intake as a dietary staple rather than a standalone habit. For men, the study found that consuming between 125 and 500 mL of wine daily was associated with a modest but measurable delay in biological aging. The most significant benefit was observed at an intake of roughly 170 mL per day—equivalent to one or two glasses—which corresponded to a biological age reduction of approximately 0.34 years.

The Role of Polyphenols Versus Ethanol

A critical distinction made by the research team is the difference between total alcohol intake and wine-specific consumption. While moderate wine intake showed favorable results, total ethanol from all sources did not yield the same anti-aging patterns. Investigators suggest that the benefits may be derived from bioactive compounds unique to wine, such as polyphenols, rather than the alcohol content itself. In fact, heavy alcohol consumption from any source was found to accelerate biological aging, effectively canceling out any potential benefits found at more moderate levels.