Randomized study of the effects of cocoa-rich chocolate on the ventricle-arterial coupling and vascular function of young, healthy adults.

Objectives: The aim of this study was to evaluate and explore the benefits of long-term dark chocolate intake in young, healthy adults by measuring cardiovascular function.

Methods: A randomized study was conducted with 30 healthy participants ages 18 to 27 y. Half of the participants ingested a 20-g dose of lower cocoa chocolate (LCC; ∼55%; 12.