Research

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  Cacao and Mood: The Science of Chocolate

  Cocoa flavanols have solid evidence for one thing and thin evidence for the thing everyone wants. Here's which is which.

  Sep 4, 2026

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  Cocoa and Blood Pressure: What the Cochrane Review Found

  Thirty-five trials, a two-point drop, and a lot of caveats. What the best available evidence on cocoa flavanols and blood pressure actually says, and what it does not.

  Sep 4, 2026

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  Coffee vs. Tea: Polyphenol Powerhouses

  Cup for cup, coffee usually carries more total polyphenols than tea. Whether that makes it better depends on what you think polyphenols are for.

  Sep 4, 2026