Coffee and Tea Intake, Dementia Risk, and Cognitive Function
JAMA
•
February 09, 2026
Moderate caffeinated coffee or tea linked to less dementia
Higher long-term intake of caffeinated coffee and tea was associated with lower dementia risk and slightly better thinking test scores, while decaffeinated coffee was not. *Prospective cohort study; Level 2b (OCEBM).
- Level of evidence
- Level 2b (OCEBM)
- DocG quality score
- 6.8 / 10
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