Popular fruit may help protect your skin from the sun, new study suggests

May 26, 2026 - 20:41

A new study suggests that eating grapes might offer a natural layer of protection against the sun's harmful rays. Published in the journal ACS Nutrition Science, the research indicates that compounds found in grapes can actually alter how certain genes behave, potentially reducing the damage caused by ultraviolet (UV) radiation.

The study involved a small group of volunteers who consumed the equivalent of about two and a half cups of grapes daily for two weeks. Researchers then exposed their skin to UV light and analyzed tissue samples. They found that the grape eaters showed less DNA damage and a reduction in inflammatory markers compared to a control group. The key appears to be in how the fruit's natural polyphenols influence gene expression, essentially telling skin cells to better resist and repair UV-related stress.

While the findings are promising, experts caution that this does not mean grapes can replace sunscreen or other sun protection measures. Instead, the fruit could serve as a dietary complement, adding an extra line of defense from the inside out. The researchers hope the results will lead to further studies on how everyday foods can support skin health and reduce the long-term risks of sun exposure, such as premature aging and skin cancer. For now, adding a handful of grapes to your diet might be a simple, tasty way to give your skin a little extra help.