Intended for healthcare professionals


Coffee and rosacea . . . and other stories

BMJ 2018; 363 doi: (Published 22 November 2018) Cite this as: BMJ 2018;363:k4821


The Nurses’ Health Studies have been running for decades and the vast amount of data that has been collected gives rise to a stream of reports of associations between diet and health outcomes. The latest is a negative relation between coffee consumption and rosacea (JAMA Dermatol doi:10.1001/jamadermatol.2018.3301). Women who never drank coffee were 30% more likely to develop rosacea than those who drank four or more cups a day. Minerva was surprised that caffeine intake from sources other than coffee—such as chocolate and tea—seemed to have no protective effect.

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