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Letters
August 27, 2003

Chocolate and Blood Pressure in Elderly Individuals With Isolated Systolic Hypertension

JAMA. 2003;290(8):1029-1030. doi:10.1001/jama.290.8.1029

To the Editor: Chocolate may have beneficial cardiovascular effects, possibly due to cocoa polyphenols.1 Experiments in animals suggest that plant polyphenols decrease blood pressure (BP)2; however, evidence from human clinical trials is lacking. We examined whether dark chocolate (polyphenol-rich chocolate [PRC]) may lower BP in individuals with mild isolated hypertension.

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