Vitamin D and Human Sperm DNA Fragmentation
Public ClinicalTrials.gov record NCT03829943. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Effects of Vitamin D on Human Sperm DNA Fragmentation
Study identification
- NCT ID
- NCT03829943
- Recruitment status
- Not listed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- Sanford Health
- Other
- Enrollment
- 230 participants
Conditions and interventions
Conditions
Interventions
- Vitamin D Diagnostic Test
Diagnostic Test
Eligibility (public fields only)
- Age range
- 21 Years to 56 Years
- Sex
- Male
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 20, 2019
- Primary completion
- Jan 31, 2022
- Completion
- Jan 31, 2022
- Last update posted
- Oct 11, 2020
2019 – 2022
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Sanford Health Fertility and Reproductive Medicine | Sioux Falls | South Dakota | 57105 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03829943, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 11, 2020 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03829943 live on ClinicalTrials.gov.