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Bioefficacy of Phenolic Acids

This study has been completed.
Information provided by (Responsible Party):
Nestlé Identifier:
First received: January 28, 2013
Last updated: December 11, 2013
Last verified: December 2013
The objective is to demonstrate the effect of phenolic acids on endothelial function.

Condition Intervention
Endothelial Dysfunction
Dietary Supplement: phenolic acid

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Double Blind (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Supportive Care
Official Title: Effect of Phenolic Acids on the Human Vasculature

Further study details as provided by Nestlé:

Primary Outcome Measures:
  • Change from predose in percent change of flow-mediated dilatation at 1h compared to control treatment [ Time Frame: After 1 hour ]

Secondary Outcome Measures:
  • Change from predose in blood pressure at 0.5h [ Time Frame: After 30 min ]

Enrollment: 14
Study Start Date: October 2012
Study Completion Date: December 2013
Primary Completion Date: August 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: phenolic acid + maltodextrin
phenolic acid + maltodextrin;
Dietary Supplement: phenolic acid
phenolic acid
Placebo Comparator: Maltodextrin
Dietary Supplement: phenolic acid
phenolic acid
Active Comparator: flavanol + maltodextrin
flavanol + maltodextrin
Dietary Supplement: phenolic acid
phenolic acid


Ages Eligible for Study:   Child, Adult, Senior
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

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
  Contacts and Locations
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Please refer to this study by its identifier: NCT01781559

School of Medicine and Pharmacology - University of WA
Perth, Australia, 6000
Sponsors and Collaborators
Principal Investigator: Kevin Croft, Professor School of Medicine and Pharmacology - University of WA
  More Information

Responsible Party: Nestlé Identifier: NCT01781559     History of Changes
Other Study ID Numbers: 11.35.NRC
Study First Received: January 28, 2013
Last Updated: December 11, 2013 processed this record on May 24, 2017