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Completed Phase 2Phase 3 Interventional

A Placebo-Controlled Study of Collagen Hydrolysate in Subjects With Knee Osteoarthritis (OA)

ClinicalTrials.gov ID: NCT00536302

Public ClinicalTrials.gov record NCT00536302. 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 1, 2026, 12:47 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 Single Center, Prospective, Randomized, Placebo-Controlled, Double-Blind Pilot Clinical Trial to Evaluate the Sensitivity of Magnetic Resonance Imaging to Detect Change in Cartilage Structure and Composition in 30 Participants Diagnosed With Osteoarthritis of the Knee and Treated With Collagen Hydrolysate

Brief summary

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

This study is designed to evaluate, by MRI, knee cartilage and structure in all subjects. Half the subjects in this study will take collagen hydrolysate each day for 48 weeks and the other half of the subjects will take a placebo dose, that looks like and tastes like the collagen hydrolysate, each day for 48 weeks. MRIs will be taken at Study Weeks -1, 24, and 48.

Study identification

NCT ID
NCT00536302
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
GELITA
Industry
Enrollment
30 participants

Conditions and interventions

Interventions

Dietary Supplement

Eligibility (public fields only)

Age range
49 Years to 90 Years
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
Feb 28, 2007
Primary completion
Oct 31, 2008
Completion
Dec 31, 2008
Last update posted
Feb 5, 2009

2007 – 2009

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Tufts Medical Center; Center for Arthritis and Rheumatic Diseases Boston Massachusetts 02111

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 NCT00536302, 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 Feb 5, 2009 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00536302 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →