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ClinicalTrials.gov public records Last synced Oct 17, 2026, 2:16 AM EDT

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Filters: Intervention: Phase I, Buccal Swab Collection for DNA Isolation Clear all
Terminated Not applicable Interventional Accepts healthy volunteers

Vitamin K Supplementation Study in Healthy Volunteers (Aim 2B)

NCT04450212
View directory record Official record
Conditions
Vitamin K Status
Interventions
Phase I, Buccal Swab Collection for DNA Isolation, Phase II, Vitamin K (Vitacost) Supplementation
Genetic · Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Oct 17, 2026, 2:16 AM EDT