Daily Fruit and Hot Drinks May Promote Healthy Aging, Study Finds

Findings at the European Congress on Obesity in Istanbul Highlight the Role of Polyphenols in Healthy Aging

Including fruits and a daily cup of tea or coffee may hold the key to promoting healthy aging.

Research indicates that berries, apples, coffee, cocoa, and tea can decrease the likelihood of “short telomeres”—a condition where the protective ends of our DNA become shorter, leading to increased risks of cell death and aging-related health issues.

These foods are rich in polyphenols, which help shield our cells from damage. The study, presented at this year’s European Congress on Obesity in Istanbul, found that individuals with the highest polyphenol intake had a 52% lower risk of possessing short telomeres.

Short telomeres are associated with a heightened risk of several health concerns, including cardiovascular disease, type 2 diabetes, specific cancers, and an overall shorter lifespan.

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Isabella Kury Guzmán, a study author from the University of Navarra in Spain, commented: “A diet abundant in polyphenols, including foods like fruits and coffee, could be a significant factor in promoting healthier cellular aging.

“It’s not about finding a single ‘anti-aging’ food; rather, it’s about the cumulative benefits of making healthy dietary choices over time.”

The research team analyzed telomere lengths in samples from over 1,700 adults in 2008 and again in 2015, alongside assessing the participants’ total polyphenol consumption.

Those who enjoyed a moderate coffee intake—averaging up to one cup daily—exhibited a 26% lower risk of short telomeres compared to those who abstained from coffee.

Consuming four to five servings of fruit each day was also linked to a reduced risk of unhealthy aging. Participants with the highest fruit intake had a 29% lower risk of short telomeres compared to those with the least consumption.

Professor Ana Rodriguez-Mateos from King’s College London explained: “Polyphenols are associated with a reduced risk of age-related diseases, such as cardiovascular conditions and cognitive decline.

Clinical studies have demonstrated that these compounds can aid in lowering blood pressure and enhance vascular and cognitive functions as we grow older. Diets rich in polyphenols may foster healthier aging.”

Foods high in polyphenols are also recognized for their antioxidant and anti-inflammatory properties, offering protection against various diseases.

Professor Gunter Kuhnle, a nutrition expert at Reading University, noted, “Because plant-based foods are the primary source of polyphenols, it’s challenging to determine if the observed healthy aging is specifically due to polyphenols or the general benefits of a diet rich in fruits and vegetables.”

Sasha Watkins, a registered dietitian and head of health at Mindful Chef, advises incorporating a handful of berries into breakfast, using a variety of herbs and spices while cooking, or adding an extra portion of vegetables to meals.

She emphasized, “The more colorful and varied your meals, the broader the spectrum of beneficial nutrients you’re likely to consume. Ultimately, the core message remains: include more plant-based foods in your diet.”