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WithdrawnNCT03196453FITCHIUpdated Sep 5, 2025

Fit Child - Clinical Study on Weight Control

An interventional study of Probiotic in Overweight, Nutrition Disorder, Child and Weight Change, Body, sponsored by Turku University Hospital. Withdrawn at 1 site in Finland. Open to participants aged 2 Years to 5 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2025-09-05.

Sponsored by Turku University Hospital · Not applicable, Interventional, and Treatment

Why this study was withdrawn
The study protocol has been applied in a new study, after te COVID. New registration.
Phase
Not applicable
Study type
Interventional
Enrollment
0
Allocation
Randomized
Ages
2 Years to 5 Years
Sex
All
01

Study summary

Children with abnormal weight development of BMI will be given either placebo or a probiotic protein formula and measures of weigh gain during a 3-mont treatment will be conducted

Read the detailed description

In this study, children with abnormal weight development of BMI will be recruited and the gut microbiota will be modified using one of there treatment schedules. The subjects will be divided into three groups 1) receiving a daily drink with protein drink with a probiotic Lactobacillus rhamnosus GG or 2) placebo drink and/or 3) drink with Lactobacillus rhamnosus GG.

The children will give a faecal sample in the beginning and at the end and similarly also a blood sample. The faecal sample will be used for analysis of microbiota and differences in microbiota between the groups. Blood samples will be analysed for obesity related biomarkers.

Body weight is followed at home and at frequent intervals of the study and analyses made for overweight related biomarkers.

02

Conditions studied

  • Overweight
  • Nutrition Disorder, Child
  • Weight Change, Body

Keywords

  • overweight
  • probiotic
  • weight management
03

Who can participate

Ages eligible
2 Years to 5 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Eligibility criteria

Inclusion Criteria: 2-5 year old child with early weight gain and abnormal BMI, parental concern on weight gain/development

-

Exclusion Criteria:Medicines influencing gastric or intestinal function, antibiotic treatment during the last 6 months, use of specific probiotics

04

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Triple (Participant, Investigator, Outcomes assessor)
Enrollment
0 participants (actual)

Study arms

  • Active comparator
    Probiotic

    Lactobacillus rhamnosus GG

    Dietary Supplement: Probiotic

  • Active comparator
    Probiotic and protein

    Lactobacillus rhamnosus GG and whey protein isolate

    Dietary Supplement: Probiotic

  • Placebo comparator
    Placebo

    Placebo

    Dietary Supplement: Probiotic

Interventions

  • Dietary supplementProbiotic

    probiotic and/or placebo intervention in toddlers

    Also known as: FITCHI (Fit Child)

05

What researchers measure

Primary outcomes

  1. weight gain

    body weight

    Time frame: 3 months

Secondary outcomes

  1. Blood biomarkers

    Subar

    Time frame: 3 months

  2. Weight change

    Weight change

    Time frame: 3 months

06

Study locations

1 site
  • University of Turku and University Hospital Turku
    Turku, Varsinaissuomi 20520, Finland
07

References and documents

Individual participant data

Plan to share: No — IPD will be shared once the study has been completed and analysed

No publications or documents are linked to this record.

08

Registry details

Key details

Study ID
NCT03196453
Lead sponsor
Turku University Hospital
Collaborators
University of Turku
Responsible party
Erika Isolauri (Professori, Turku University Hospital) — Principal investigator
First posted
Jun 22, 2017
Start date
May 25, 2018 (estimated)
Primary completion
Dec 31, 2019 (estimated)
Completion
Dec 31, 2019 (estimated)
Last update
Sep 5, 2025

Study contacts

Erika Isolauri
principal investigator · University of Turku, Department of Pediatrics

Oversight

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

Not currently enrolling

This study is withdrawn, as verified in Jun 2017. You cannot join it, but the record below documents what was studied.

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