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RecruitingNCT07816536COMPLEATUpdated Sep 11, 2026

Gut Microbiota Changes in Children Receiving Exclusive Enteral Nutrition With Compleat® Paediatric

An observational study in Feeding and Eating Disorders of Childhood and Enteral Nutrition Dependence, sponsored by Establishment for Children and Adolescents in the Nantes Region. Recruiting at 1 site in France. Open to participants aged 1 Year to 16 Years. Per ClinicalTrials.gov, last updated 2026-09-11.

Sponsored by Establishment for Children and Adolescents in the Nantes Region · Observational

From the registry’s dates

  • Started Mar 2026; still recruiting 8 months later.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
8
Ages
1 Year to 16 Years
Sex
All
01

Study summary

This observational, prospective, single-center study aims to evaluate changes in the fecal microbiota of pediatric patients receiving exclusive enteral nutrition following the introduction of Compleat® Paediatric Nature Mix, an enteral formula made from food-derived ingredients. Secondary objectives include the assessment of digestive tolerance, bowel habits, sleep quality, enteral feeding rate, and related medication use over a six-month follow-up period.

Read the detailed description

Children requiring exclusive enteral nutrition frequently experience gastrointestinal intolerance, including diarrhea, constipation, flatulence, regurgitation, or vomiting. Recently, increasing interest has focused on blended or "real food"-based enteral diets, which may improve tolerance and digestive comfort.

Compleat® Paediatric Nature Mix is the first pediatric enteral formula available on the French market composed of ingredients close to everyday foods, including rehydrated chicken, vegetables, fruit purée, and fruit juice. It is indicated for children with malnutrition or at risk of malnutrition.

This monocentric, non-interventional pilot study conducted at the Establishment for Children and Adolescents' Health in the Nantes region (ESEAN) aims to objectively evaluate changes in the fecal microbiota associated with the introduction of this formula. Microbiota analyses will be performed in collaboration with the PhAN laboratory (Physiology of Nutritional Adaptations, UMR), using shotgun metagenomics.

The primary hypothesis is that dietary fibers contained in food-based enteral nutrition promote the growth of beneficial intestinal bacteria, leading to increased production of short-chain fatty acids that support enterocyte metabolism and improve digestive tolerance.

02

Conditions studied

  • Feeding and Eating Disorders of Childhood
  • Enteral Nutrition Dependence

Keywords

  • Gut microbiota
  • Enteral nutrition
  • Food-based enteral formula
  • Digestive tolerance
  • Gastrostomy feeding
  • Pediatric nutrition
03

In context

Feeding and Eating Disorders of Childhood

21 studies on the registry are indexed under Feeding and Eating Disorders of Childhood; 3 are open to participants now.

Browse Feeding and Eating Disorders of Childhood studies →

Lead sponsor

This is the only study on the registry with Establishment for Children and Adolescents in the Nantes Region as lead sponsor.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
1 Year to 16 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Children receiving exclusive enteral nutrition via gastrostomy and followed in a pediatric healthcare center.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Children aged 1 to 16 years
  • Exclusive enteral nutrition
  • Followed as part of routine care at the participating pediatric center
  • Legal guardians and caregivers able to understand French
  • Covered by the French social security system or equivalent
  • Documented non-opposition from legal representatives and, when possible, from the child

Exclusion criteria

Exclusion Criteria:

  • Oral feeding or non-exclusive enteral nutrition
  • Use of oral nutritional supplements
  • Requirement for hypercaloric (>1.2 kcal/mL) or hypocaloric (\<1 kcal/mL) enteral formulas
  • Acute clinical decompensation within one month prior to inclusion
  • Acute viral or bacterial gastroenteritis within one month prior to inclusion
  • Antibiotic or probiotic use within three months prior to inclusion
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
8 participants (estimated)
Patient registry
No
Biospecimen retention
Samples without dna
06

What researchers measure

Primary outcomes

  1. Change in fecal microbiota composition between baseline (M0) and 2 months (M2), assessed by shotgun metagenomic analysis, with a focus on the relative abundance of Bifidobacterium.

    Time frame: Baseline (M0) to Month 2 (M2)

Secondary outcomes

  1. Change in bowel habits assessed using the Bristol Stool Scale

    Bowel habits will be assessed using the Bristol Stool Form Scale, a 7-point scale ranging fromType 1 (hard lumps, severe constipation) to Type 7 (watery stool, severe diarrhea).

    Time frame: Baseline, Month 1, Month 2, Month 3, and Month 6

  2. Change in digestive tolerance assessed by the presence of bloating, abdominal distension, flatulence, nausea, regurgitation, and vomiting

    Digestive tolerance will be assessed by the presence or absence and frequency of gastrointestinal symptoms, including bloating, abdominal distension, flatulence, nausea, regurgitation, and vomiting, recorded daily by caregivers in a clinical diary and analysed by symptomes decrease, stabilization or increase relative to the baseline state.

    Time frame: Baseline, Month 1, Month 2, Month 3, and Month 6

  3. Change in sleep quality assessed by nocturnal awakenings related to digestive symptoms

    Sleep quality will be assessed by the incidence of nocturnal awakenings per night attributable to digestive symptoms, as reported daily by caregivers in a dedicated clinical diary.

    Time frame: Baseline, Month 1, Month 2, Month 3, and Month 6

  4. Change in enteral feeding rate (mL/hour)

    Time frame: Baseline, Month 1, Month 2, Month 3, and Month 6

  5. Change in the use of laxatives, antidiarrheals, and antiemetics

    Use of gastrointestinal medications (laxatives, antidiarrheals, and antiemetics) will be assessed as the proportion of participants requiring treatment and changes in medication use over time, based on caregiver reports and medical records.

    Time frame: Baseline, Month 1, Month 2, Month 3, and Month 6

07

Study locations

1 of 1 sites recruiting
  • ESEAN - APF France Handicap
    Nantes, France
    Recruiting
    • Guy LETELLIER, PH · Principal investigator
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Started Mar 2026 (actual). Primary completion is estimated for Feb 2027, 11 months after the start.

How these figures are worked out, and which studies are left out of them.

Registered
Jan 29, 2026
First posted
Sep 11, 2026
StartActual
Mar 4, 2026
Primary completionEst.
Feb 2027
CompletionEst.
May 2027
Last update
Sep 11, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 11, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07816536
Lead sponsor
Establishment for Children and Adolescents in the Nantes Region
Responsible party
Sponsor
First posted
Sep 11, 2026
Start date
Mar 4, 2026
Primary completion
Feb 2027 (estimated)
Completion
May 2027 (estimated)
Last update
Sep 11, 2026

Study contacts

Guy LETELLIER, PH
Contact
guy.letellier@apf.asso.fr
+33240343884
Hélène AUBLE, PharmD
Contact
helene.auble@apf.asso.fr
+33240343884

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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