Bioefficacy of Phenolic Acids

Inclusion Criteria: * Healthy, Men and women * Subjects with endothelial dysfunction defined as a basal brachial artery flow-mediated dilatation (FMD) measurement between 3% and 8% at screening Exclusion Criteria: * Any food allergy * Abnormal blood pressure defined as follow: systolic \<100 or \>160 mmHg and diastolic \<50 or \>100mmHg * Pregnancy or lactating women * Regular consumption of cholesterol-lowering or antihypertensive medication * Smokers * Inability to restrain from caffeine/tea and alcohol for 12hrs prior to study visits (intake1 day before screening measurements (and 1 day before each visit) * Not restrain the intake of multivitamin-tablets and other supplemental compounds 10 days before the study start and throughout the study. * Excessive alcohol intake defined as \> 280 g per week for men and \>210g per week for women