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ClinicalTrials.gov public records Last synced Oct 26, 2026, 4:24 PM EDT

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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Macular Pigmentation Clear all
Active, not recruiting Phase 1Phase 2 Interventional Results available

Safety and Efficacy Study of OpRegen for Treatment of Advanced Dry-Form Age-Related Macular Degeneration

NCT02286089
View directory record Official record
Conditions
Age-Related Macular Degeneration
Interventions
OpRegen
Biological
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2031
U.S. locations
3
States / cities
San Francisco, California • Cincinnati, Ohio • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2026 · Synced Oct 26, 2026, 4:24 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Tissue Repository Providing Annotated Biospecimens for Approved Investigator-directed Biomedical Research Initiatives

NCT05635266
View directory record Official record
Conditions
Age-Related Macular Degeneration, Allergies, Alpha-Gal Syndrome, Alzheimer Disease, Amyloidosis, Ankylosing Spondylitis, Arthritis, Alopecia Areata, Asthma, Atopic Dermatitis, Autism, Autoimmune Hepatitis, Behcet's Disease, Beta-Thalassemia, Cancer, Celiac Disease, Kidney Diseases, COPD, Crohn Disease, Cystic Fibrosis, Diabetes, Dravet Syndrome, DMD, Fibromyalgia, Graves Disease, Thyroid Diseases, Hepatitis, Hidradenitis Suppurativa, ITP, Leukemia, ALS, Lupus or SLE, Lymphoma, Multiple Sclerosis, Myasthenia Gravis, Heart Diseases, Parkinson Disease, Pemphigus Vulgaris, Cirrhosis, Psoriasis, Schizophrenia, Scleroderma, Sickle Cell Disease, Stroke, Ulcerative Colitis, Vasculitis, Vitiligo
Interventions
Specimen sample
Diagnostic Test
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 26, 2026, 4:24 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Investigation of Macular Pigment Augmentation on Dark Adaptation

NCT00478439
View directory record Official record
Conditions
Aging, Age-Related Macular Degeneration
Interventions
ZeaVision EyePromise Restore, Multivitamin
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 27, 2010 · Synced Oct 26, 2026, 4:24 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Lutein, Zeaxathin, and Fish Oil Supplementation

NCT06489873
View directory record Official record
Conditions
Cognitive Performance, Age-Related Macular Degeneration, Bone Loss
Interventions
Active Comparator (Lutein, zeaxanthin, and fish oil supplement (LZF), Placebo Comparator
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Oct 26, 2026, 4:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Pistachios and Neural Macular Pigment

NCT05283941
View directory record Official record
Conditions
Macular Degeneration, Retinal Degeneration, Retinal Diseases, Eye Diseases
Interventions
Pistachio Group
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
40 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 9, 2023 · Synced Oct 26, 2026, 4:24 PM EDT
Completed No phase listed Observational

Measurement and Analysis of Macular Retinal Pigment Epithelium (RPE) Elevations With Cirrus HD-OCT vs. Color Fundus Photography

NCT01272063
View directory record Official record
Conditions
Drusen Stage Macular Degeneration
Interventions
Not listed
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
50 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Oakland, California • San Francisco, California • Miami, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Oct 26, 2026, 4:24 PM EDT
Not listed Phase 4 Interventional

On-label tReatment With Intravitreal Aflibercept injectiOn for Patients With Persistent Pigment epitheliaL Detachments in Neovascular Age Related Macular Degeneration (AMD)

NCT01670162
View directory record Official record
Conditions
Age Related Macular Degeneration, Pigment Epithelial Detachment
Interventions
Aflibercept
Drug
Lead sponsor
Tennessee Retina
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
San Francisco, California • Lexington, Kentucky • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 29, 2014 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional

Diabetes Visual Function Supplement Study

NCT01646047
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 22, 2015 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Lutein/Zeaxanthin and Omega-3 Supplementation in Persons Over Age 60

NCT00121589
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Macular Pigment and Glare Disability

NCT00909090
View directory record Official record
Conditions
Vision, Entoptic
Interventions
12 mg Lutein + Zeaxanthin, Visually identical placebo
Dietary Supplement
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 40 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Oct 26, 2026, 4:24 PM EDT
Completed No phase listed Observational Results available

Cirrus HD-OCT Measurement of Area of Increased Light Penetration Under the Retinal Pigment Epithelium (RPE)

NCT01272076
View directory record Official record
Conditions
Age Related Macular Degeneration, Geographic Atrophy
Interventions
Not listed
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
50 Years and older
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Oakland, California • Jackson, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 20, 2014 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2Phase 3 Interventional

Lucentis for Age-related Macular Degeneration Pigment Epithelial Detachments

NCT00590694
View directory record Official record
Conditions
Age-related Macular Degeneration, Pigment Epithelial Detachment, Neovascular Macular Degeneration, Wet Macular Degeneration
Interventions
ranibizumab
Drug
Lead sponsor
Pacific Eye Associates
Other
Eligibility
50 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2012 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Antioxidants on Human Macular Pigments

NCT00718653
View directory record Official record
Conditions
Eye Health
Interventions
Lutein, Lutein plus green tea extract
Dietary Supplement
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 3, 2009 · Synced Oct 26, 2026, 4:24 PM EDT
Not listed Phase 1Phase 2 Interventional

Study of Subretinal Implantation of Human Embryonic Stem Cell-Derived RPE Cells in Advanced Dry AMD

NCT02590692
View directory record Official record
Conditions
Dry Macular Degeneration, Geographic Atrophy
Interventions
CPCB-RPE1
Biological
Lead sponsor
Regenerative Patch Technologies, LLC
Industry
Eligibility
55 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
6
States / cities
Phoenix, Arizona • Beverly Hills, California • Los Angeles, California + 3 more
Source: ClinicalTrials.gov public record
Updated May 29, 2020 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Early Phase 1 Interventional Results available

Vitamin A Palmitate Supplementation in Patients With Reticular Pseudodrusen (RPD) and Delayed Dark Adaptation

NCT03478878
View directory record Official record
Conditions
Reticular Pseudodrusen (RPD), Age-Related Macular Degeneration
Interventions
Vitamin A Palmitate
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional

The Effects of Lutein and Zeaxanthin Supplementation on Vision in Patients With Albinism

NCT02200263
View directory record Official record
Conditions
Ocular Albinism (OA), Oculocutaneous Albinism (OCA)
Interventions
Lutein plus Zeaxanthin, Placebo
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 28, 2018 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Gojiberry Intake (Lycium Barbarium) on Macular Function

NCT03983525
View directory record Official record
Conditions
Macular Pigment Optical Density
Interventions
Goji berry, Lutein + zeaxanthin supplementation
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
45 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2020 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Results available

High-Dose Lucentis (Ranibizumab 2.0mg) for the Treatment of Nonproliferative Idiopathic Parafoveal Telangiectasia

NCT01205035
View directory record Official record
Conditions
Retinal Diseases, Telangiectasis
Interventions
ranibizumab 2.0mg
Drug
Lead sponsor
Eye Center of Northern Colorado, P.C.
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 10, 2015 · Synced Oct 26, 2026, 4:24 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Macular Pigment Measurements in Eye & Other Tissues

NCT03022773
View directory record Official record
Conditions
Macular Pigmentation, Skin Pigment
Interventions
Carotenoid measurements
Other
Lead sponsor
University of Utah
Other
Eligibility
7 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2030
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Early Phase 1 Interventional Results available

Vitamin A Palmitate Supplementation in People With Age-Related Macular Degeneration (and Without Reticular Pseudodrusen) and Delayed Dark Adaptation

NCT03478865
View directory record Official record
Conditions
AMD
Interventions
Vitamin A palmitate
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Raman Scattering Spectroscopy to Measure Macular Pigment

NCT00060580
View directory record Official record
Conditions
Raman Spectroscopy
Interventions
Raman scattering spectroscopy
Procedure
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing Children's Cognitive Function and Achievement Through Carotenoid Consumption

NCT05177679
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Retinal and Retinal Pigment Epithelium (RPE) Autoimmunity in Age-related Macular Degeneration (AMD)

NCT00931489
View directory record Official record
Conditions
Age Related Macular Degeneration
Interventions
ranibizumab (Lucentis(R))
Drug
Lead sponsor
Lawrence S. Morse, MD
Other
Eligibility
50 Years and older
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Results available

OT-551 Antioxidant Eye Drops to Treat Geographic Atrophy in Age-Related Macular Degeneration

NCT00306488
View directory record Official record
Conditions
Geographic Atrophy, Age-Related Macular Degeneration, AMD
Interventions
OT-551 antioxidant eye drop
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
60 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2020 · Synced Oct 26, 2026, 4:24 PM EDT