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ClinicalTrials.gov public records Last synced May 21, 2026, 11:47 PM EDT

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

Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nutrient Deficiency Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced May 21, 2026, 11:47 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Nutrient Deficiency
Interventions
Pharmavite Nature Made Multi for Him 50+, Placebo
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
45 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced May 21, 2026, 11:47 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Vitamin D Deficiency, Hypovitaminosis A, Vitamin E Deficiency
Interventions
Vitamin D, Vitamin D, Vitamin E, and Vitamin A, Control, 700 mg Calcium
Dietary Supplement
Lead sponsor
Boston University
Other
Eligibility
6 Years to 10 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced May 21, 2026, 11:47 PM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Nutrient Deficiency
Interventions
DHA blood screening
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
Female only
Enrollment
650 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced May 21, 2026, 11:47 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pregnancy Related, Nutrient Deficiency
Interventions
Not listed
Lead sponsor
Needed PBC
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
502 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced May 21, 2026, 11:47 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Nutrient Deficiency, Happiness, Digestive Health, Vulnerability to Disease, Mood Swings, Energy
Interventions
Alii Supplement, Placebo
Dietary Supplement · Other
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced May 21, 2026, 11:47 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cognitive Change, Nutrient Deficiency, Nutritional Anemia, Visual Spatial Processing, Diet, Healthy, Diet; Deficiency, Dietary Deficiency, Dietary B12 Deficiency, Dietary Zinc Deficiency, Dietary Vitamin B12 Deficiency Anemia, Dietary Deficiency of Selenium and Vitamin E
Interventions
30 day Daily consumption of 1 serving of beef, 30 day Daily consumption of 1 serving of the vegatable protein source
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 28, 2025 · Synced May 21, 2026, 11:47 PM EDT