Study finds that a low-carbohydrate diet can reverse the age-related decline in brain function.
Researchers have found that brain pathways start to erode around the age of 40, but they can be repaired by dietary changes.
Source:
https://www.theguardian.com/science/2020/mar/06/low-carb-diet-may-reverse-age-related-brain-deterioration-study-finds