Effect of a Dietary Supplement Versus Placebo on Serum PFAS Levels in Male Firefighters
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This page only displays public information reproduced from the official ClinicalTrials.gov record NCT07846371. It adds no medical advice, opinions, or eligibility judgments. The official record remains the source of truth for eligibility criteria, enrollment, and contact information.
All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-Blind, Placebo-Controlled, Cross-Over Pilot Study Evaluating a Dietary Supplement Supporting Natural Elimination Processes in Male Firefighters
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study is designed to evaluate the effect of a probiotic dietary supplement containing Streptococcus salivarius on serum PFAS levels in male firefighters with documented occupational PFAS exposure, following twice-daily use over a 12-week period.
Study identification
- NCT ID
- NCT07846371
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 70 participants
Conditions and interventions
Conditions
Interventions
- Streptococcus salivarius 46-SL1 Dietary Supplement
- Placebo Dietary Supplement
Dietary Supplement
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- Male
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 8, 2026 (Actual)
- Primary completion
- Nov 1, 2027 (Estimated)
- Completion
- Nov 1, 2027 (Estimated)
- Last update posted
- Oct 8, 2026
2026 – 2027
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Atlantia Clinical Trials | Chicago | Illinois | 60611 | 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 NCT07846371, 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 8, 2026 · Synced Nov 15, 2026
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