[header] How to reduce dementia risk through diet [title] Fill up on legumes. [step] Legumes are a group of plant-based foods that include beans, lentils and nuts. Studies have shown that eating these foods on a regular basis can help reduce your risk of developing dementia. 
[substeps] Research shows that these foods are higher in b vitamins like thiamin and folic acid. These vitamins play a protective role in your brain preventing shrinkage, maintaining blood sugar levels and supporting a healthy nervous system.