- Conditions
- Alzheimer's Disease
- Interventions
- lutein/zeaxanthin, placebo
- Dietary Supplement
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 3 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Portland, Oregon
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–38
of 14
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Glaucoma
- Interventions
- Lutein, zeaxanthin and mesozeaxanthin, Placebo
- Drug · Other
- Lead sponsor
- Felipe Medeiros, MD
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 8 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Macular Degeneration
- Interventions
- Lutein
- Drug
- Lead sponsor
- National Eye Institute (NEI)
- NIH
- Eligibility
- 60 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2007
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Diabetes Mellitus - Type 1, Diabetes Mellitus - Type 2, Non-proliferative Diabetic Retinopathy
- Interventions
- multi-component nutritional supplement capsules, multi-component dietary supplement
- Dietary Supplement
- Lead sponsor
- ZeaVision, LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Tacoma, Washington
- Conditions
- Carotenoids
- Interventions
- Yellow Sweet Corn, White Sweet Corn
- Dietary Supplement
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 90 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Head Injury, Carotenoids
- Interventions
- Vision Edge Pro, Placebo
- Drug · Other
- Lead sponsor
- Penn State University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 31 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- University Park, Pennsylvania
- Conditions
- Lactation
- Interventions
- Lutein supplement
- Dietary Supplement
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 212 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2009
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Cystic Fibrosis
- Interventions
- AquADEKs-2, control multivitamin
- Drug · Dietary Supplement
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 10 Years and older
- Enrollment
- 73 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 15
- States / cities
- Tucson, Arizona • Aurora, Colorado • Orlando, Florida + 12 more
- Conditions
- Age-related Macular Degeneration, Cataract
- Interventions
- Lutein/zeaxanthin, DHA/EPA, Lutein/zeaxanthin and DHA/EPA
- Dietary Supplement · Drug
- Lead sponsor
- National Eye Institute (NEI)
- NIH
- Eligibility
- 50 Years to 85 Years
- Enrollment
- 4,203 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2012
- U.S. locations
- 91
- States / cities
- Birmingham, Alabama • Little Rock, Arkansas • Beverly Hills, California + 72 more
- Conditions
- Macular Degeneration
- Interventions
- Omega-3 fatty acid
- Dietary Supplement
- Lead sponsor
- Wills Eye
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 4
- States / cities
- Cherry Hill, New Jersey • Bethlehem, Pennsylvania • Huntingdon Valley, Pennsylvania + 1 more
- Conditions
- Cognitive Change, Achievement, Macular Pigmentation
- Interventions
- Active supplement, Placebo control
- Dietary Supplement
- Lead sponsor
- University of Illinois at Urbana-Champaign
- Other
- Eligibility
- 8 Years to 10 Years
- Enrollment
- 113 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Urbana, Illinois
- Conditions
- Age-Related Macular Degeneration
- Interventions
- Goji berry, Fiber
- Dietary Supplement
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 65 Years to 95 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Coronary Artery Disease, Diabetes, Metabolic Syndrome
- Interventions
- Consume 2 eggs with spinach per day, Egg Subsitute with spinach per day
- Other
- Lead sponsor
- University of Connecticut
- Other
- Eligibility
- 35 Years to 70 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- Storrs, Connecticut
- Conditions
- Macular Degeneration
- Interventions
- EyePromise Visual Edge
- Dietary Supplement
- Lead sponsor
- Robert Davis
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 27 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 2
- States / cities
- North Chicago, Illinois • Oak Lawn, Illinois