Study Suggests Better Diet Quality Linked to Lower Dementia Risk, Regardless of Biomarkers

A new study summary highlights that better overall diet quality is associated with a 20% to 30% lower dementia risk in older adults. While an anti-inflammatory diet showed a 29% lower risk among individuals with elevated p-tau217 (an early Alzheimer's marker), the findings do not yet strongly support tailoring diets based on biomarker profiles. The standard advice to eat a healthy diet remains.