Doctor names 3 foods that can treat and prevent dementia and depression

They're all basic foods you can buy in any supermarket.10:20, 21 Jul 2026Updated 10:22, 21 Jul 2026Leading science, food and health experts have named foods that can potentially both treat and prevent dementia, depression and other mental health issues. And far from being obscure, expensive or difficult to find, these are foods readily available in all supermarkets.‌Prof Felice Jacka and Prof Tim Spector were discussing the impact food can have on brain health. Prof Jacka said some people with depression can be successfully treated by changing their diet and that studies have shown links between improved brain health and diet. Conversely, they also said that eating too much unhealthy food let to negative changes in the brain.‌Prof Jacka is a leading researcher of nutritional psychiatry, a