Status:

COMPLETED

Oral Bifidobacterium Longum for Skin Barrier Dysfunction in Obesity

Lead Sponsor:

Shenzhen People's Hospital

Conditions:

Skin Barrier to Water Loss

Microbial Colonization

Eligibility:

All Genders

18-40 years

Phase:

NA

Brief Summary

This clinical trial aims to evaluate the safety and efficacy of oral Bifidobacterium longum supplementation for treating obesity-induced skin barrier impairment in individuals aged 18-40 with BMI ≥30,...

Eligibility Criteria

Inclusion

  • Inclusion Criteria :
  • 1\. Meets 2020 WHO BMI classification:
  • a. Normal weight (18.5-24.9 kg/m²)
  • b. Overweight (25-29.9 kg/m²)
  • c. Obesity (≥30 kg/m²)
  • 2\. Presence of skin barrier impairment (e.g., dryness, erythema, desquamation, or itching)
  • 3\. Age 18-40 years
  • 4\. Generally good health (no active systemic diseases)
  • 5\. Able and willing to provide written informed consent
  • 6\. No use of oral/topical medications or probiotics within 6 months prior
  • 7\. No active skin disease or traumatic skin lesions
  • Exclusion Criteria :
  • 1\. Known allergy or hypersensitivity to probiotics, placebo, or investigational product
  • 2\. Active skin disease (e.g., psoriasis, eczema, infection) requiring treatment
  • 3\. Severe medical conditions:
  • a. Cardiopulmonary disease (NYHA class III/IV)
  • b. Uncontrolled diabetes (HbA1c \>9%)
  • c. Autoimmune disorders
  • 4\. Pregnant or breastfeeding women
  • 5\. Any condition that may interfere with protocol compliance (per investigator judgement), including:
  • a. Inability to understand study procedures
  • b. History of poor clinical trial adherence
  • 6\. Concurrent participation in other interventional trials

Exclusion

    Key Trial Info

    Start Date :

    September 9 2025

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    October 31 2025

    Estimated Enrollment :

    140 Patients enrolled

    Trial Details

    Trial ID

    NCT07184905

    Start Date

    September 9 2025

    End Date

    October 31 2025

    Last Update

    December 3 2025

    Active Locations (1)

    Enter a location and click search to find clinical trials sorted by distance.

    Page 1 of 1 (1 locations)

    1

    Shenzhen People's Hospital

    Shenzhen, Guangdong, China, 518020