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Completed Phase 3 Interventional Results available

DHA (Docosahexaenoic Acid), an Omega 3 Fatty Acid, in Slowing the Progression of Alzheimer's Disease

ClinicalTrials.gov ID: NCT00440050

Public ClinicalTrials.gov record NCT00440050. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 3, 2026, 12:21 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized Double-Blind Placebo-Controlled Trial Of The Effects Of Docosahexaenoic Acid (DHA) In Slowing The Progression Of Alzheimer's Disease

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to determine whether chronic DHA (Docosahexaenoic Acid) supplementation slows the progression of cognitive and functional decline in mild to moderate Alzheimer's disease (AD).

Study identification

NCT ID
NCT00440050
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Enrollment
402 participants

Conditions and interventions

Eligibility (public fields only)

Age range
50 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 31, 2007
Primary completion
Apr 30, 2009
Completion
Apr 30, 2009
Last update posted
Sep 24, 2014

2007 – 2009

United States locations

U.S. sites
51
U.S. states
29
U.S. cities
44
Facility City State ZIP Site status
University of Alabama, Birmingham Birmingham Alabama 35294
Banner Alzheimer's Institute Phoenix Arizona 85006
Sun Health Research Institute/Arizona Consortium Sun City Arizona 85351
University of California Irvine Irvine California 92697
UCSD Shiley-Marcos Alzheimer's Research Center La Jolla California 92037
University of Southern California Psychiatry and Behavioral Sciences Los Angeles California 90033
UCLA Neurology Los Angeles California 90095
Palo Alto Institute for Research & Education Palo Alto California 94304
UC-Davis Alzheimer's Disease Center Sacramento California 95817
Pacific Research Network San Diego California 92103
Yale University School of Medicine New Haven Connecticut 06510
Georgetown University Medical Center, Dept. of Neurology Washington D.C. District of Columbia 20057
Howard University College of Medicine Washington D.C. District of Columbia 20060
Mayo Clinic, Jacksonville Jacksonville Florida 32224
Wien Center Miami Beach Florida 33140
University of South Florida Suncoast Alzheimer's and Gerontology Center Tampa Florida 33617
Byrd Alzheimer's Institute Tampa Florida 33647
Emory University Dept. of Psychiatry Atlanta Georgia 30322
Northwestern University Cognitive Neurology and Alzheimer Disease Center Chicago Illinois 60611
Rush Alzheimer's Disease Center Chicago Illinois 60612
Indiana University Indianapolis Indiana 46202
University of Kansas Medical Center Kansas City Kansas 66160
University of Kentucky, Lexington, Sanders-Brown Center on Aging/Neurology Lexington Kentucky 40536
Johns Hopkins University Division of Cognitive Neuroscience Baltimore Maryland 20205
Brigham and Women's Hospital Boston Massachusetts 02115
Boston University Alzheimer's Disease Clinical and Research Program Boston Massachusetts 02118
University of Michigan Dept. of Neurology Ann Arbor Michigan 48105
Saint Mary's Health Care Grand Rapids Michigan 49503
Mayo Clinic Rochester, Alzheimer's Disease Research Center Rochester Minnesota 55905
Saint Louis University, Department of Psychiatry St Louis Missouri 63104
Washington University ADRC-Memory and Aging Project St Louis Missouri 63108
Dartmouth-Hitchcock Medical Center Lebanon New Hampshire 03756
Albany Medical College Albany New York 12208
Dent Neurological Institute Amherst New York 14226
New York University Medical Center New York New York 10016
Columbia University New York New York 10032
University of Rochester Medical Center Rochester New York 14620
Mount Sinai School of Medicine The Bronx New York 10468
Wake Forest University Health Services Winston-Salem North Carolina 27157
Case Western Reserve University Memory and Aging Center Cleveland Ohio 44120
The Ohio State University Columbus Ohio 43210
Oregon Health and Science University Neurology Portland Oregon 97239
University of Pittsburgh Pittsburgh Pennsylvania 15213
Rhode Island Hospital Neurology Providence Rhode Island 02903
Medical University of South Carolina North Charleston South Carolina 29406
Meharry Medical College Nashville Tennessee 37208
University of Texas Southwestern-Memory Research Unit Dallas Texas 75390
Baylor University Department of Neurology Houston Texas 77030
The Memory Clinic Bennington Vermont 05201
University of Washington/Seattle Institute for Biomedical & Clinical Research Seattle Washington 98108
University of Wisconsin Department of Medicine Madison Wisconsin 53705

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00440050, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 24, 2014 · Synced Sep 3, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00440050 live on ClinicalTrials.gov.

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