Characterizing gut microbiota profiles in France
Official title: Le French Gut : the French Microbiota
Run by Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement · NCT05758961 · Data updated 2026-11-12
This study is collecting stool samples and health information from people in France to see how their gut bacteria relate to their diet, lifestyle, and health conditions like diabetes and obesity.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 100000 (estimated) |
| Sponsor | Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement Academic / other |
| Locations | 1 site (Bobigny) |
| Status | Recruiting |
| Started | September 15, 2022 |
| Main results expected | September 14, 2029 |
| Study ends | September 15, 2042 |
| Registry record updated | June 15, 2026 |
| Trial ID | NCT05758961 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are adults over the age of 18 who reside in France.
✕Probably not a fit
Patients who have had a colectomy, have a digestive stoma, or have taken antibiotics or undergone a colonoscopy in the three months prior to inclusion may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
Le French Gut is a national initiative aimed at collecting 100,000 fecal samples along with nutritional and clinical data from participants across France by 2027. The project seeks to understand the diversity of gut microbiomes in healthy individuals and their connections to diet, lifestyle, and various diseases such as diabetes, obesity, and neurodegenerative disorders. Participants will complete an online questionnaire regarding their lifestyle and medical history, followed by home stool sampling. This data will contribute to a larger global effort to map human microbiota and its implications for health.
Why it matters
Potential benefit: If successful, this project could lead to improved understanding of gut health and its relationship with various diseases, potentially guiding personalized dietary and health interventions.
How similar studies have gone: Other studies focusing on gut microbiota have shown promising results, indicating that this approach is supported by previous research.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Persons over the age of 18 living in France. * Consent form signed electronically. Non inclusion Criteria: * Non-adult person (declarative); * Person not living in France (declarative); * Persons subject to a protective measure, in particular under guardianship or curatorship or unable to express their consent (declarative); * Person having had a colectomy (declarative); * Person with a digestive stoma (declarative); * Person who has not signed the consent; * Person who did not answer the entry questionnaire; * Person who has not sent a compliant stool sample; * Antibiotic intake in the 3 months before inclusion (declarative); * Performing a colonoscopy in the 3 months preceding inclusion (declarative).
Where it's running
-
Centre de Recherche sur Volontaire
Bobigny, France Recruiting
Study contacts
- Principal investigator: Robert BENAMOUZIG, Pr — Aphp
- Study coordinator: Robert BENAMOUZIG, Pr
- Email: robert.benamouzig@aphp.fr
- Phone: 00148955434
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.