YOUR Better Health Update | Seafood and the Brain
Various studies have found an association between seafood consumption and a lower risk of dementia.
This may be due to the long-chain n-3 fatty acids found in seafood, which may promote healthy neurological function. On the other hand, seafood is a known source of mercury, which can be damaging to the brain. It’s not well known whether the mercury levels in seafood counteract the protective effects associated with fatty acids.
A group of researchers investigated the association between seafood consumption, mercury levels in the brain, dietary n-3 fatty acids and signs of dementia in the brain. Researchers examined the brains of deceased older adults who were part of a study that followed them in their older years until death. The st