Nutrition Study of Effect of High Iron Beans on Iron Status

The recruitment status of this study is unknown because the information has not been verified recently.
Verified November 2012 by Swiss Federal Institute of Technology.
Recruitment status was  Recruiting
Information provided by (Responsible Party):
Prof. Michael B. Zimmermann, Swiss Federal Institute of Technology Identifier:
First received: May 3, 2012
Last updated: November 7, 2012
Last verified: November 2012

The purpose of this study is to determine whether beans bred to have a high iron content are effective in improving the iron status of young women.

Condition Intervention
Iron Deficiency
Other: Biofortified beans
Other: BEAN

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Parallel Assignment
Masking: Single Blind (Subject)
Primary Purpose: Basic Science
Official Title: Efficacy of Iron Biofortified Beans in Improving the Iron Status of Rwandan Adolescent Girls: A Randomized Control Trial

Resource links provided by NLM:

Further study details as provided by Swiss Federal Institute of Technology:

Primary Outcome Measures:
  • Improved iron status [ Time Frame: 1 year ] [ Designated as safety issue: No ]
    Improvement in serum ferritin

Secondary Outcome Measures:
  • Improved physical and cognitive performance [ Time Frame: 1 year ] [ Designated as safety issue: No ]
    Tests on physical performance using accelerometers and breath tests; cognitive tests

Estimated Enrollment: 300
Study Start Date: August 2012
Estimated Study Completion Date: August 2014
Estimated Primary Completion Date: August 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: High iron bean
High-iron bean
Other: Biofortified beans
Comparison of two types of the common bean that are similar in all aspects except their iron concentration - one has a high iron concentration while the other has low iron concentration
Placebo Comparator: Low iron bean
Low-iron bean
Other: BEAN

Detailed Description:

The goal of the study is to determine the efficacy of biofortified beans in improving the iron status of young women in Rwanda.


Ages Eligible for Study:   12 Years and older
Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Non-pregnant adolescent subjects of reproductive age with low iron stores with or without mild anemia, who are otherwise healthy, will be enrolled in the study

Exclusion Criteria:

  • Pregnant, lactating, severe anemia, low BMI would be excluded
  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: NCT01594359

Contact: Ines M Egli, PhD +44 632 86 45
Contact: Richard F. Hurrell, PhD +44 632 84 20

National University of Rwanda Recruiting
Butare, Kigali, Rwanda
Contact: Jean-Bosco Gahutu, Phd Med Dr         
Sub-Investigator: Jean-Bosco Gahutu, PhD         
Kigali, Rwanda
Sponsors and Collaborators
Swiss Federal Institute of Technology
Principal Investigator: Richard F. Hurrell, PhD University of Zurich
  More Information

No publications provided

Responsible Party: Prof. Michael B. Zimmermann, Principle Investigator, Swiss Federal Institute of Technology Identifier: NCT01594359     History of Changes
Other Study ID Numbers: Project #8209
Study First Received: May 3, 2012
Last Updated: November 7, 2012
Health Authority: Switzerland: Ethikkommission

Keywords provided by Swiss Federal Institute of Technology:

Additional relevant MeSH terms:
Anemia, Iron-Deficiency
Anemia, Hypochromic
Hematologic Diseases
Iron Metabolism Disorders
Metabolic Diseases
Growth Substances
Pharmacologic Actions
Physiological Effects of Drugs
Trace Elements processed this record on October 08, 2015