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Analysis of Volatile Organic Compound Metabolism and Multi-sample Microbiome Characteristics in Patients with Physiological Halitosis

Analysis of Volatile Organic Compound Metabolism and Multi-sample Microbiome Characteristics in Patients with Physiological Halitosis

Status
Recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500112842
Enrollment
Unknown
Registered
2025-11-20
Start date
2025-11-20
Completion date
Unknown
Last updated
2025-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Physiological Halitosis

Interventions

Healthy control group:none
Physiological halitosis group:none

Sponsors

Huadong Hospital, Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: (1) Aged between 18 and 60 years; (2) Presenting with recurrent halitosis as the main complaint; (3) In good periodontal health; (4) Generally healthy, with no evidence of significant systemic diseases such as hepatic or renal insufficiency, pneumonia, or other known conditions that may affect exhaled gas composition, including Sjögren's syndrome, gastric ulcers, H. pylori infection, enteritis, asthma, tonsillitis, tonsil stones, severe sinusitis, etc. (5) Willing to participate in the experiment and sign the informed consent form.

Exclusion criteria

Exclusion criteria: (1) Individuals who have undergone periodontal treatment within the past year; (2) Those who have received local or systemic antibiotic therapy within the past 6 months; (3) Individuals who have used non-steroidal anti-inflammatory drugs within the past 3 months; (4) Smokers or heavy alcohol consumers; (5) Pregnant or lactating individuals; (6) Those suffering from other conditions deemed by the investigator as potentially causing halitosis; (7) Individuals unable or unwilling to participate in this clinical study.

Design outcomes

Primary

MeasureTime frame
Volatile Organic Compounds;

Secondary

MeasureTime frame
Microbiomics;

Countries

China

Contacts

Public ContactYuanwen Chen

Huadong Hospital, Fudan University

shsmus@263.net+86 133 2188 5659

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026