%0 Journal Article %T Impact of flavonoid-rich black tea and beetroot juice on postprandial peripheral vascular resistance and glucose homeostasis in obese, insulin-resistant men: a randomized controlled trial %A Dagmar Fuchs %A Dick H. Thijssen %A Jean Nyakayiru %A Maria T. E. Hopman %A Richard Draijer %A Theo P. J. Mulder %A Thijs M. H. Eijsvogels %J Archive of "Nutrition & Metabolism". %D 2016 %R 10.1186/s12986-016-0094-x %X Insulin-stimulated muscle blood flow facilitates plasma glucose disposal after a meal, a mechanism that is impaired in obese, insulin-resistant volunteers. Nitrate- or flavonoid-rich products, through their proposed effects on nitric oxide, may improve postprandial blood flow and, subsequently, glucose disposal. To investigate whether a single dose of nitrate-rich beetroot juice or flavonoid-rich black tea lowers postprandial muscle vascular resistance in obese volunteers and alters postprandial glucose or insulin concentrations %K Skeletal muscle %K Blood flow %K Polyphenols %K Nitrate %K Dietary intervention %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4866334/