Status:

NOT_YET_RECRUITING

Study of the Effects of Time-Restricted Feeding on the Immune Function of Individuals With Obesity

Lead Sponsor:

Assistance Publique - Hôpitaux de Paris

Collaborating Sponsors:

National Research Agency, France

Conditions:

Obesity and Obesity-related Medical Conditions

Eligibility:

FEMALE

18-64 years

Phase:

NA

Brief Summary

The goal of this randomized trial is to: 1) investigate the immunological landscape of patients with obesity and conduct an in-depth functional characterization of their immune system; and 2) precisel...

Eligibility Criteria

Inclusion

  • Patients with obesity
  • Women
  • Age 18-64 years
  • Body mass Index between 40-50 kg/m²
  • Scheduled bariatric surgery 10-12 weeks after the nutritional intervention
  • Self-reported eating pattern window of more than 14h
  • Three meal eating pattern
  • Stable body weight (less than 10% of current body weight during the last 3 months)
  • Patients who have a favourable decision from the multidisciplinary team meetings after multidisciplinary nutritional follow-up of at least 6 months and history of failure with non-surgical weight loss methods
  • Social security affiliation
  • Written consent
  • Good understanding of the French language
  • Lean patients
  • Women
  • Age 18-64 years
  • Body mass Index between 18.5-24.9 kg/m²
  • Scheduled banal surgery in the opinion of the investigator
  • Self-reported eating pattern window of more than 14h
  • Social security affiliation
  • Written consent
  • Good understanding of the French language

Exclusion

  • Diabetes type I or II
  • Major cardiovascular disease
  • Pregnancy
  • Medication that could affect the study outcomes (i.e. anti-inflammatory drugs, antibiotics, immunosuppressors)
  • Use products intended for weight loss
  • Night work shift
  • Past record of malignant tumors
  • Serious liver dysfunction or chronic kidney disease
  • Eating disorders
  • Chronic viral disease (Hepatitis B or C, HIV) or inflammatory systemic diseases (i.e. Crohn's disease, rheumatoid arthritis)
  • Serious cardiovascular or cerebrovascular disease within 6 months before randomization
  • Severe gastrointestinal diseases or gastrointestinal surgery in the 12 months before randomization
  • Under guardianship, curatorship, deprived of liberty
  • Unable or unwilling to sign the informed consent form.
  • Patient on AME (state medical aid)

Key Trial Info

Start Date :

April 1 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

March 1 2027

Estimated Enrollment :

24 Patients enrolled

Trial Details

Trial ID

NCT06899997

Start Date

April 1 2025

End Date

March 1 2027

Last Update

March 28 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

HEGP - digestive surgery

Paris, France, 75015

2

HEGP - nutrition department

Paris, France, 75015