Nutritional Supplements on Blood Pressure 2008

The recruitment status of this study is unknown because the information has not been verified recently.
Verified October 2008 by Logan College of Chiropractic.
Recruitment status was  Recruiting
Information provided by:
Logan College of Chiropractic Identifier:
First received: January 25, 2008
Last updated: October 27, 2008
Last verified: October 2008
Three different supplements will be used in the study (fruits and vegetable powders, whey protein and calcium) for patients with hypertension. The null hypothesis was that the supplements had no effects on participants' blood pressure.

Condition Intervention Phase
Dietary Supplement: NanoGreens
Dietary Supplement: Whey protein
Dietary Supplement: Calcium pills
Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Factorial Assignment
Masking: Single Blind (Investigator)
Primary Purpose: Treatment
Official Title: Effects of Nutritional Supplements on Blood Pressure and Heart Rate Variability

Resource links provided by NLM:

Further study details as provided by Logan College of Chiropractic:

Primary Outcome Measures:
  • Blood pressure and HRV [ Time Frame: every two weeks for three months ] [ Designated as safety issue: No ]

Estimated Enrollment: 60
Study Start Date: October 2008
Estimated Study Completion Date: July 2009
Estimated Primary Completion Date: July 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Fruit and vegetables
Fruits and vegetables
Dietary Supplement: NanoGreens
fruits and vegetables
Active Comparator: Whey protein
Whey protein
Dietary Supplement: Whey protein
Other Name: NanoPro
Active Comparator: Ca
Calcium pills
Dietary Supplement: Calcium pills
Other Name: CA

Detailed Description:
Hypertensive participants will be randomly assigned into three groups. The first group of participants will take the fruits and vegetable powders mixed with water. The second group takes whey protein and the third group takes calcium pills. Blood pressure and heart rate variability will be measured every two weeks for three months.

Ages Eligible for Study:   20 Years to 70 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Age 20-70
  • Hypertensive male and female subjects.

Exclusion Criteria:

  • Severe cardiovascular and renal conditions.
  • Pregnancies and taking medications.
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00609570

Contact: John Zhang, MD PhD 636 230 1920

United States, Missouri
Logan University, College of Chiropractic Recruiting
Chesterfield, Missouri, United States, 63006
Contact: John Zhang, MD, Phd    636-230-1920   
Logan University Not yet recruiting
Chesterfield, Missouri, United States, 63017
Contact: John Zhang, MD, PhD    636-230-1920   
Sponsors and Collaborators
Logan College of Chiropractic
Study Chair: John Zhang, MD, PhD Logan University
  More Information

Responsible Party: John Zhang, Logan University Identifier: NCT00609570     History of Changes
Other Study ID Numbers: RD0920070111 
Study First Received: January 25, 2008
Last Updated: October 27, 2008
Health Authority: United States: Institutional Review Board

Keywords provided by Logan College of Chiropractic:
HRV processed this record on May 26, 2016