- Conditions
- Healthy
- Interventions
- golden rice, corn oil 0g, corn oil 10g, coren oil 5 g
- Dietary Supplement
- Lead sponsor
- Tufts University
- Other
- Eligibility
- 40 Years to 70 Years
- Enrollment
- 14 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2012
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
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Showing 25–48
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- Conditions
- Healthy
- Interventions
- Base diet + high beta-carotene tomato juice, Base diet + high lycopene tomato juice, Base diet + placebo beverage
- Other
- Lead sponsor
- USDA Beltsville Human Nutrition Research Center
- Federal
- Eligibility
- 21 Years to 75 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015
- U.S. locations
- 1
- States / cities
- Beltsville, Maryland
- Conditions
- Nutrient Deficiency, Pregnancy Related
- Interventions
- Carotenoid Group, Control Group
- Drug · Dietary Supplement
- Lead sponsor
- Paul S. Bernstein
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Diabetes, Diabetic Retinopathy
- Interventions
- DVS supplementation
- Dietary Supplement
- Lead sponsor
- ZeaVision, LLC
- Industry
- Eligibility
- 21 Years to 80 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 2
- States / cities
- Pomona, California • Tahlequah, Oklahoma
- Conditions
- Fruit and Vegetable Consumption in Children, Fruit and Vegetable Consumption, Fruit and Vegetable Selection in the Lunchroom, Caregiver Nutrition
- Interventions
- FFVP+, FFVP-only
- Behavioral
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 7 Years to 65 Years
- Enrollment
- 880 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona
- Conditions
- Childhood Obesity Pevention, Diet Quality, Feeding Behaviors, Health Behavior Change, Rural Health
- Interventions
- EAT Family Style, Better Kid Care
- Behavioral
- Lead sponsor
- University of Nebraska Lincoln
- Other
- Eligibility
- 3 Years and older
- Enrollment
- 360 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Lincoln, Nebraska
- Conditions
- Pediatric Obesity
- Interventions
- Lifestyle intervention and carotenoid supplements, Lifestyle intervention and placebo
- Other
- Lead sponsor
- Nemours Children's Clinic
- Other
- Eligibility
- 8 Years to 11 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Jacksonville, Florida
- Conditions
- Eye Fatigue, Diet, Healthy, Cognitive Change
- Interventions
- lutein, placebo
- Dietary Supplement
- Lead sponsor
- Northcentral University
- Other
- Eligibility
- 8 Years to 16 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Des Moines, Iowa
- Conditions
- Age Related Macular Degeneration, Cognition Disorders
- Interventions
- 3R 3'R Zeaxanthin, Lutein, Lutein and Zeaxanthin
- Drug · Dietary Supplement
- Lead sponsor
- Chrysantis, Inc.
- Industry
- Eligibility
- 45 Years to 90 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- North Chicago, Illinois
- Conditions
- Macular Degenerative Disease
- Interventions
- Lutein, Zeaxanthin, and Meso-Zeaxanthin Supplementation
- Other
- Lead sponsor
- Insight Eyecare Specialties, Inc. dba Vision Source Eyecare,
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Overweight
- Interventions
- High dose vegetable juice, Medium dose vegetable juice, Low dose vegetable juice, Control bottled water
- Other
- Lead sponsor
- USDA Grand Forks Human Nutrition Research Center
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Grand Forks, North Dakota
- Conditions
- Glaucoma, Glaucoma Eye, Glaucoma, Open-Angle
- Interventions
- Lumega-Z, Dorzolamide Hcl 2% Oph Soln, Placebo
- Dietary Supplement · Drug · Other
- Lead sponsor
- University of the Incarnate Word
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Carotenoid and Flavonoid Absorption
- Interventions
- Tangerine tomato juice, Red tomato juice
- Other
- Lead sponsor
- Ohio State University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2027
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- No Condition, Skin Carotenoids and Immune-aging
- Interventions
- Not listed
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Redwood City, California
- 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
- Lower Urinary Tract Symptoms, Benign Prostatic Hyperplasia
- Interventions
- MCS-2
- Drug
- Lead sponsor
- Health Ever Bio-Tech Co., Ltd.
- Industry
- Eligibility
- 40 Years and older · Male only
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2014
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Terpene Synthases, Carotenoid Modifying Enzymes
- Interventions
- No Intervention: Observational Cohort
- Other
- Lead sponsor
- North Carolina State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Raleigh, North Carolina
- Conditions
- Resonance Raman Spectroscopy for Dietary Carotenoid Intake
- Interventions
- Carotenoid Depletion, Carotenoid Repletion, Natural Repletion
- Other
- Lead sponsor
- USDA Grand Forks Human Nutrition Research Center
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Grand Forks, North Dakota
- Conditions
- Health Behavior
- Interventions
- Food-based intervention; increased fruits and vegetables
- Other
- Lead sponsor
- Texas Tech University Health Sciences Center
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Lubbock, Texas
- Conditions
- Retinopathy of Prematurity
- Interventions
- carotenoids
- Dietary Supplement
- Lead sponsor
- University of Utah
- Other
- Eligibility
- Up to 21 Days
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2013
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Healthy
- Interventions
- other, Placebo
- Dietary Supplement
- Lead sponsor
- Pacific University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Forest Grove, Oregon
- Conditions
- Health Behavior
- Interventions
- LifePak Nano
- Dietary Supplement
- Lead sponsor
- Texas Tech University Health Sciences Center
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Lubbock, Texas
- Conditions
- Retinal Drusen, Age-related Macular Degeneration, Macular Degeneration
- Interventions
- Lumega-Z, AREDS2
- Dietary Supplement
- Lead sponsor
- Guardion Health Sciences, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 79 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Austin, Texas
- Conditions
- Carotenoids
- Interventions
- Yellow-flesh potatoes, White-flesh potatoes
- Other
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Gainesville, Florida