By Hugo Francisco de Souza Reviewed by Susha Cheriyedath, M.Sc. Apr 15 2025 Could a planet-friendly diet also shield your brain? New study links EAT-Lancet eating patterns to lower dementia risk, but only if your genes play along. Study: Associations between the EAT-Lancet planetary health diet and incident dementia . Image Credit: marilyn barbone / Shutterstock In a recent study in The Journal of Prevention of Alzheimer's Disease , researchers used a large (n = 25,898, age = 45–73 yrs) Swedish