Effect of Probiotic Intake in Healthy Population

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-70
SponsorClinica Universidad de Navarra, Universidad de Navarra

About this trial

The main objective of this project is to evaluate the absence of adverse gastrointestinal effects following the consumption of a daily probiotic capsule during 15 days.

The secondary objective of this study is to verify the absence of any adverse effects other than gastrointestinal ones following the daily consumption of a probiotic during 15 days in a healthy population.

Specific objectives are:

* To evaluate changes in gastrointestinal health through self-reported questionnaire. * To determine the adherence to probiotic consumption. * To analyse headache, tiredness/fatigue, muscle or joint pain, fever or low-grade fever, chills, allergic reactions, difficulty sleeping, dizziness and general discomfort by General Adverse Effects Questionnaire.

Target sample size is 20 subjects.

Participants will be allocated in one group (experimental group).

Participants will visit nutritional intervention unit at Clinical Investigation Day 1 (day 1) and at Clinical Investigation Day 2 (day 15).

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Healthy men and women aged between 18 and 70 years.

Stable body weight (±5%) during the three months prior to study initiation.

Physical examination and vital signs within normal limits or clinically irrelevant for the study.

Subjects must be able to understand and willing to sign the informed consent form, and comply with all study procedures and requirements.

Disqualifiers

Affect gastrointestinal function.

Include chronically prescribed stomach protectants.

Subjects with significant functional or structural abnormalities of the digestive system, such as malformations, angiodysplasias, active peptic ulcers, chronic inflammatory or malabsorption diseases, hiatal hernia, chronic reflux, etc.

Subjects who have undergone surgical procedures resulting in permanent alterations of the digestive system (e.g., gastroduodenostomy) or bariatric surgery.

Trial design

Design model

Single group

Treatments tested in this trial

  • Probiotic group

    Dietary supplement

    Daily consumption of one capsule containing a probiotic for 15 days

Treatment groups

20 Participants
are divided into 1 treatment group
Group A: Probiotic groupExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Gastrointestinal symptoms

Gastrointestinal symptoms will be registrated through Gastrointestinal Symptoms Rating Scale questionnaire, which is a questionnaire of 15 items. The questionnaire has a seven-point graded likert-type scale, where 1 represents absence of troublesome symptoms and 7 represents very troublesome symptoms.

Time frame
Clinical Investigation Day 1 and Clinical Investigation Day 2

Secondary outcomes

1

Body weight

Weight of participants will be measured by bioimpedance and reported in kg

Time frame
Clinical Investigation Day 1
2

Height

Height of participants will be measured by stadiometer and reported in m.

Time frame
Clinical Investigation Day 1
3

Body mass index

Body mass index will be calculated as follows: weight (kilograms)/ height (cm)2

Time frame
Clinical Investigation Day 1
4

Adherence to capsule consumption

Adherence will be assessed using the capsule consumption record form.

Time frame
Clinical Investigation Day 2

Other outcomes

Sponsors and contacts

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