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Nursing-Home Residents Given Bread Fortified With Vitamin D3
This study has been completed.
Sponsors and Collaborators: University of Toronto
Natural Ovens of Manitowoc, Manitowoc, USA
Information provided by: University of Toronto
ClinicalTrials.gov Identifier: NCT00789503
  Purpose

Background. For older adults, serum 25-hydroxyvitamin D (25(OH)D) higher than 75 nmol/L lowers fracture risk and attainment of this 25(OH)D target may require 125 mcg (5000 IU)/d of vitamin D3.

Objective: We wanted to characterize the safety and efficacy of fortifying bread with a biologically meaningful amount of vitamin D3.


Condition Intervention Phase
Vitamin D Deficiency
Low Bone Density
Dietary Supplement: Bread fortified with vitamin D3 and calcium
Phase I
Phase II

MedlinePlus related topics: Calcium Minerals Nursing Homes
Drug Information available for: Calcium gluconate Vitamin D Ergocalciferol Cholecalciferol
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Open Label, Uncontrolled, Single Group Assignment, Safety/Efficacy Study
Official Title: Long-Term Effects of Giving Nursing-Home Residents Bread Fortified With 125 Micrograms (5000 IU) Vitamin D3 Per Daily Serving

Further study details as provided by University of Toronto:

Primary Outcome Measures:
  • Serum 25-hydroxyvitamin D response [ Time Frame: 12 months ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Effects on serum calcium [ Time Frame: 12 months ] [ Designated as safety issue: Yes ]
  • Effects on urine calcium [ Time Frame: 12 months ] [ Designated as safety issue: Yes ]
  • Change in spine and hip bone mineral density, baseline vs final [ Time Frame: 12 months ] [ Designated as safety issue: No ]
  • Change in parathyroid hormone, baseline vs final [ Time Frame: 12 months ] [ Designated as safety issue: No ]

Enrollment: 45
Study Start Date: November 2004
Study Completion Date: December 2005
Primary Completion Date: December 2005 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Bread fortified with vitamin D3 and calcium: Experimental Dietary Supplement: Bread fortified with vitamin D3 and calcium
Bread fortified with vitamin D3 (5000 IU per bun) and calcium

Detailed Description:

Methods: In a single-arm design, 45 nursing-home residents consumed one bun/d that had been fortified with 125 mcg (5,000 IU) of vitamin D3 and 320 mg elemental calcium.

  Eligibility

Ages Eligible for Study:   58 Years to 89 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Healthy seniors in an institution in Romania

Exclusion Criteria:

  • Known hypercalcemic or hypercalciuric disease
  Contacts and Locations
No Contacts or Locations Provided
  More Information

Responsible Party: Mount Sinai Hospital, Toronto ( Dr Reinhold Vieth )
Study ID Numbers: Bread Vitamin D
Study First Received: November 12, 2008
Last Updated: November 12, 2008
ClinicalTrials.gov Identifier: NCT00789503  
Health Authority: ROMANIA: University of Medicin and Pharmacy Iasi "Gr. T. Popa", 16, Universitatii, 700115 Iasi

Keywords provided by University of Toronto:
dietary fortification
Vitamin D3
Osteomalacia
bread
bone mineral density
geriatrics
cholecalciferol
calcidiol
osteoporosis
dual-energy photon absorptiometry
bread fortification

Study placed in the following topic categories:
Vitamin D Deficiency
Calcium, Dietary
Cholecalciferol
Vitamin D
Malnutrition
Avitaminosis
Ergocalciferols
Nutrition Disorders
Osteoporosis
Osteomalacia
Deficiency Diseases

Additional relevant MeSH terms:
Growth Substances
Vitamins
Physiological Effects of Drugs
Bone Density Conservation Agents
Micronutrients
Pharmacologic Actions

ClinicalTrials.gov processed this record on January 16, 2009