17 Dec 2015 Blackmores Institute Dietary cocoa flavanols improve blood vessel function in patients with kidney disease 17 Dec 2015 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Consuming a beverage containing cocoa flavanols improves blood vessel function in patients with kidney failure, according to a new study. Published in the Clinical Journal of the American Society of Nephrology, the findings suggest that the plant-derived compounds may benefit the cardiovascular health of patients with poor kidney function. × To continue reading this article, please Log In or Sign Up for access.