It’s not what most people would consider food, but alcohol has some extreme effects on the brain when consumed in excess.
The evidence that artificial sweeteners cause cognitive decline is a bit all over the place; it’s clear that more research on the subject is needed.
Most people are well aware that fried foods aren’t good for them. However, few know that anything fried, regardless of how healthy it is, could potentially be problematic for cognition.
Refined carbohydrates, such as those found in pasta, white bread, and pastries, have a high glycemic index.