A 2025 study at Tokyo Metropolitan Institute for Geriatrics and Gerontology found that applying vitamin C to aged skin flips on genes responsible for regenerating skin cells—resulting in noticeably thicker, more resilient skin.

A 2025 meta-analysis in Nutrients reviewed data from over 1.5 million individuals and found that consuming energy drinks was associated with a significantly increased risk of both suicide attempts and suicidal thoughts. The risk rose with frequency: those drinking 21–30 energy drinks per month had nearly triple the odds of attempting suicide compared to non-consumers.