Tag

Polyphenols

Broken pieces of dark chocolate scattered with cocoa crumbs on a grey surface

Dark chocolate cut 13 seconds off a standard attention test across 16 randomized trials

Cocoa research has produced a decade of enthusiastic small studies and no settled answer. A GRADE-assessed pooling of 16 trials and 2,847 people found the clearest gains on tests of executive function and processing speed.

Sep 1, 2026

A wicker basket of tomatoes, squash and mixed vegetables on a checked cloth

News

Every extra 100g of fruit and vegetables a day after diagnosis tracked 9% fewer bladder cancer recurrences

Bladder cancer comes back more often than almost any other cancer, and patients are given no dietary advice at all. In 1,396 Dutch patients followed nearly five years, what they ate after diagnosis tracked their recurrence risk.

Sep 1, 2026

A close-up of a three-lobed strawberry leaf against blurred brown undergrowth

News

Strawberry leaf extract failed its pre-planned memory test, then reported a win anyway

109 older adults took strawberry leaf extract or a placebo for 12 weeks. The pre-planned analysis found nothing, on memory or anything else. The paper is titled 'Enhanced memory function and reduced perceived stress'.

Aug 24, 2026