Coffee helps protect your body from aging and disease, study says

A March 2026 study reports that coffee can activate the NR4A1 receptor, which is linked to aging and disease, and that polyhydroxy and plant‑based polyphenolic compounds—not caffeine—drive this effect, offering a possible explanation for coffee’s health benefits.

Does your morning coffee may make you feel invincible? There may be some truth to that, as new research explains how coffee helps protect against aging and chronic disease.

In the study, published in the journal Nutrients in March 2026, researchers at the Texas A&M College of Veterinary Medicine and Biomedical Sciences found coffee can activate NR4A1, a receptor in the body recognized for its role in aging, stress response and disease.

These findings offer a potential explanation for the drink's widespread health effects, which has previously been associated with reduced risk of cognitive decline and more.

In the study, researchers looked at what compounds in the coffee influenced the receptor's activity. And caffeine wasn't the standout − instead, it was compounds like polyhydroxy and plant-based polyphenolic that were "much more active," explained study author and professor Dr. Stephen Safe in a news release.

"This may help explain why both regular and decaffeinated coffee have been associated with similar health benefits in large population studies," the news release added.

Need a news break? Check out the all new PLAY hub with puzzles, games and more!

While the study doesn't prove direct cause-and-effect in humans, it does shed light on how biological processes work.

So yes, the study is good news for coffee lovers, but there's "still a lot of work to be done" when it comes to future research, Safe said.

“We’ve made the connection, but we need to better understand how important that connection is," he said.