Key Points
Question Is the long-term consumption of olive oil associated with dementia-related death risk?
Findings In a prospective cohort study of 92?383 adults observed over 28 years, the consumption of more than 7 g/d of olive oil was associated with a 28% lower risk of dementia-related death compared with never or rarely consuming olive oil, irrespective of diet quality.
Meaning These results suggest that olive oil intake represents a potential strategy to reduce dementia mortality risk.
Conclusions and Relevance In US adults, higher olive oil intake was associated with a lower risk of dementia-related mortality, irrespective of diet quality. Beyond heart health, the findings extend the current dietary recommendations of choosing olive oil and other vegetable oils for cognitive-related health.