Researchers from Israel’s Ben Gurion University and in Harvard and Leipzog, have uncovered innovative biological evidence that diet can directly influence brain aging. The Good Mediterranean Diet reduced proteins Galectin-9 and Decorin, which were very high in degenerated brain ages.
https://www.jpost.com/health-and-wellness/article-867578#google_vignette
https://www.nutritioninsight.com/news/green-mediterranean-diet-lowers-brain-aging-proteins.html
https://www.clinicalnutritionjournal.com/article/S0261-5614(25)00235-3/fulltext