Researchers analyzing greater than 340,000 adults uncovered an intriguing sample linking alcohol kind with long-term well being outcomes.
For many years, scientists have debated whether or not some alcoholic drinks are “more healthy” than others. Whereas heavy ingesting is extensively identified to lift the chance of great ailments and early dying, the consequences of lighter ingesting have remained far much less clear — particularly in terms of wine, beer, cider, and spirits.
Now, a significant examine involving greater than 340,000 adults in the UK means that the kind of alcohol folks drink could affect long-term well being outcomes at low to average ranges of consumption. The findings, offered on the American School of Cardiology’s Annual Scientific Session (ACC.26), add new nuance to rising proof that in terms of alcohol and well being, each amount and beverage selection could matter.
“These outcomes come from the final inhabitants, and in sure high-risk teams, akin to folks with continual ailments or cardiovascular circumstances, the dangers might be even larger,” stated Zhangling Chen, MD, PhD, a professor on the Second Xiangya Hospital, Central South College in China and the examine’s senior creator.
Beverage kind modified the image
Researchers examined ingesting patterns and mortality outcomes for 340,924 adults who took half within the UK Biobank examine from 2006 to 2022. When contributors joined the examine, they accomplished a dietary questionnaire and have been assigned to one among 4 alcohol consumption teams based mostly on grams of pure alcohol consumed per day and per week.
For comparability, a 12 ounce beer, a 5 ounce glass of wine, and a 1.5 ounce serving of spirits every comprise roughly 14 grams of pure alcohol. Individuals who drank lower than 20 g (about 1.5 normal drinks) per week have been categorized as by no means or occasional drinkers.
Males who consumed between 20 g per week and 20 g per day, and girls who consumed between 20 g per week and 10 g per day, have been positioned within the low alcohol group. Reasonable consumption was outlined as 20 g to 40 g (about 1.5 to 3 normal drinks) per day for males and 10 g to twenty g per day for girls. Excessive consumption was outlined as greater than 40 g (about three drinks) per day for males and greater than 20 g (about 1.5 drinks) per day for girls. Contributors’ well being outcomes have been adopted for a median of greater than 13 years.
Wine diverged at decrease consumption
In contrast with individuals who by no means drank or drank solely often, excessive consumption drinkers had a 24% larger danger of dying from any trigger, a 36% larger danger of dying from most cancers, and a 14% larger danger of dying from coronary heart illness. At low and average consumption ranges, the sample differed by drink kind. Spirits, beer, and cider have been related to a considerably larger danger of dying, whereas comparable ranges of wine consumption have been related to a considerably decrease danger of dying.
For cardiovascular disease deaths specifically, moderate wine drinkers had a 21% lower risk of dying from cardiovascular disease than never or occasional drinkers. In contrast, even low consumption of spirits, beer, or cider was linked to a 9% higher risk of cardiovascular death compared with never or occasional drinking.
“Our findings help clarify previously mixed evidence on low to moderate alcohol consumption,” Chen said. “These findings can help refine guidance, emphasizing that the health risks of alcohol depend not only on the amount of alcohol consumed, but also on the type of beverage. Even low to moderate intake of spirits, beer, or cider is linked to higher mortality, while low to moderate intake of wine may carry lower risk.”
Lifestyle may shape the signal
Researchers said several explanations could help account for the different patterns seen by beverage type. Red wine contains compounds such as polyphenols and antioxidants, which may support cardiovascular health. Wine is also more often consumed with meals and by people who tend to have higher-quality diets and healthier overall habits. Spirits, beer, and cider are more often consumed outside meals and were linked with lower overall diet quality and other lifestyle risk factors.
“Taken together, these factors suggest that the type of alcohol, how it is consumed, and the associated lifestyle behaviors all contribute to the observed differences in mortality risk,” Chen said.
Caution remains despite scale
The researchers adjusted their analyses for demographic factors, socioeconomic status, lifestyle factors, cardiometabolic factors, and family history of diabetes, cardiovascular disease, and cancer. Still, they noted that the work has built-in limitations because it is observational.
They said high-quality randomized trials would be useful for better understanding the effects of alcohol intake. Drinking habits were self-reported at the beginning of the study, and the analysis did not capture changes in alcohol consumption over time. UK Biobank participants also tend to be healthier than the broader population, which may limit how widely the findings apply.
Even with those limitations, the large number of participants and long follow-up period give the study substantial statistical strength. Researchers said the analysis offers a more detailed view of alcohol’s health effects than many earlier studies, with finer distinctions by drinking amount, beverage type, and different mortality outcomes.
Meeting: American College of Cardiology’s Annual Scientific Session
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