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HealthyNCT05459662

Impact of Consuming a Plant-based Enriched Meal on the Adult Gut Microbiome

A study testing oat based porridge and plant based preparation in people with Healthy, run by Société des Produits Nestlé (SPN) at 1 site in Switzerland.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aim of this study is to evaluate the impact of a diversified plant-based meal on the gut microbiome and its composition. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
oat based porridge and plant based preparation
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
26 participants
Where
1 siteSwitzerland
Study dates
5 May 2022to 15 Nov 2022
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Age 18-55 years,
  • Healthy participants, both male and female,
  • BMI in the normal and overweight range 18.5 ≤ BMI ≤ 29.9 kg/m2,
  • Able to understand and to sign a written informed consent prior to study enrolment.

Who cannot join

  • Known chronic diseases or conditions for which the investigators/investigation team deem as not suitable for study participation,
  • Known food allergy and intolerance e.g. lactose intolerance, nuts allergy,
  • Habitually, have < 5 spontaneous bowel movements on average per week,
  • Chronic or recurrent diarrhoea with spontaneous bowel movements > 2 per day
  • Prior gastrointestinal surgery (apart from appendectomy or herniotomy),
  • Received systemic antiviral/antibacterial/antifungal therapy during the 3 months prior to study enrolment,
Show all 16Show fewer
  • Medications or supplements that are known to alter gut function or microflora i.e. acid antisecretory drugs, pre-/probiotics, laxative during the 4 weeks prior to study enrolment,
  • Anti-hyperlipidaemic, antihypertensive medications and/or anticoagulant agents,
  • Currently participating in another interventional clinical trial or research project,
  • Alcohol intake > 2 servings per day; specifically, a serving is 0.4 dl of strong alcohols, 1 dl of red or white wine, or 3 dl of beer. Or other chronic substance abuse,
  • Changing diet patterns due to travelling and staying abroad for more than two weeks (Asia, Africa, or Latin America) during the two months prior to study enrolment,
  • Food restrictions such as vegan, vegetarian, ketogenic, low carb, paleo, raw diets, caloric restrictive diets,
  • Artificially sweetened beverage intake >1000 ml/ per day,
  • Female participants will be excluded if they are pregnant, have given birth in the last 6 months, or are lactating,
  • Subject having a hierarchical or family link with the research team members,
  • Occurrence of fever episodes, infection, or vaccination during 14 days before the start of the study.

Trial locations and contacts

1 site in 1 country.

Switzerland1 site
  • Clinical Innovation Lab

    Lausanne, Canton of Vaud, 1004

Other trials in Switzerland

About this study

Official title: A Randomized Cross-over Double Arm Control Trial Evaluating the Impact of the Daily Consumption of Plant-based Diversified Meal Over a 2 Weeks Period on the Adult Gut Microbiome

The aim of this study is to evaluate the impact of a diversified plant-based meal on the gut microbiome and its composition.

Conditions
Healthy
Being tested
oat based porridge, plant based preparation

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • oat based porridgeDietary supplement

    Consume one preparation per day, orally

  • plant based preparationDietary supplement

    Consume one preparation per day, orally

Study groups in NCT05459662
Study groupRoleWhat they receive
Oat based porridgePlacebo comparatorOat based porridge prepared with 64g of oat, 200ml of milk and 10 g of honey by the participant and consumed orally daily for 14 days as breakfast replacement
Receives: Dietary Supplement: oat based porridge
Enriched plant-based mealActive comparatorEnriched plant-based meal pots (400 g) mixed with 25g of seeds and nuts consumed orally daily for 14 days as breakfast replacement
Receives: Dietary Supplement: plant based preparation

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Microbiota diversity & composition

    Measured by Next Generation Sequencing (NGS)

    Measured: Throughout 14 days of product intake

Secondary outcomes (3)
  1. Change in quality of life using SF-36 questionnaire (Short Form 36 Health Survey)

    SF-36 is a set of generic, coherent, and easily administered quality-of-life measures. These measures rely upon patient self-reporting and are now widely utilized by managed care organizations and by Medicare for routine monitoring and assessment of care outcomes in adult patients. Score ranging from 0 to 100 (higher scores indicate better health status).

    Measured: Throughout 14 days of product intake

  2. Change in Short Chain Fatty Acids (SCFA) in the stool

    Measured using Gas Chromatography (GC)

    Measured: Throughout 14 days of product intake

  3. Gastrointestinal Symptom Rating Scale (GSRS)

    Validated questionnaire exploring the presence and severity of GI symptoms over the previous 7 days. The GSRS is a disease-specific instrument of 15 items combined into five symptom clusters depicting reflux, abdominal pain, indigestion, diarrhea and constipation. The GSRS has a seven-point graded Likert-type scale where 1 represents absence of troublesome symptoms and 7 represents very troublesome symptoms. The effect of the interventions on the GSRS will be assessed by a linear mixed model and will take into account information on this from all 7 days of treatment.

    Measured: Throughout 14 days of product intake

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Jul 2022
  2. Study start5 May 2022
  3. Primary completion31 Jul 2022
  4. Study completion15 Nov 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
26 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05459662
Sponsor's protocol ID
2106NRC2
Status last verified
Nov 2022
First submitted
24 May 2022
Last updated
28 Nov 2022
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing oat based porridge and plant based preparation in people with Healthy, run by Société des Produits Nestlé (SPN) at 1 site in Switzerland.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 16 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 28 Nov 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Switzerland. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Microbiota diversity & composition (time frame: Throughout 14 days of product intake). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 28 Nov 2022.

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