Clinical Study on the Effect of Probiotic Compound Powder on the Immunity Improvement of Preschool Children

NCT ID: NCT05585021

Last Updated: 2023-11-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

140 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-10-19

Study Completion Date

2023-04-30

Brief Summary

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This is a randomized controlled trial, to evaluate the effect of WONDERLAB Probiotic Compound Powder on improving immunity of preschool children

Detailed Description

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The community hospital will recruit 140 preschool children, aged 5 to 6 years old, according to the inclusion and exclusion criteria, and randomly assigned them to 2 groups. 70 subjects in the placebo group and 70 in the experimental product group.

First entered a one-week washout period, and then entered a 25-week clinical intervention, and finally ensured that 100 volunteers completed the whole study, and the withdrawal rate was about 28%.

Conditions

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Immunity

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

The community hospital will recruit 140 preschool children, aged 5 to 6 years old, according to the inclusion and exclusion criteria, and randomly assigned them to 2 groups. 70 subjects in the placebo group and 70 in the experimental product group.

First entered a one-week washout period, and then entered a 25-week clinical intervention, and finally ensured that 100 volunteers completed the whole study, and the withdrawal rate was about 28%.
Primary Study Purpose

OTHER

Blinding Strategy

SINGLE

Investigators

Study Groups

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Wonderlab Kids instant probiotics

Wonderlab Kids instant probiotics (hawthorn flavor) (4 strains, 20 billion CFU/bottle) 2g/bottle

Group Type EXPERIMENTAL

Wonderlab Kids instant probiotics

Intervention Type DIETARY_SUPPLEMENT

During study intervention, subjects are required to take the randomly assigned product based on the randomization list.

Taking assigned product directly or mix it with milk/water/other liquids below 37 ℃, take it half an hour after meal.1 bottle a day. Lasting for 24 weeks intervention period.

Instant probiotic placebo

Instant probiotic placebo (ET) 2g/bottle

Group Type PLACEBO_COMPARATOR

Instant probiotic placebo

Intervention Type DIETARY_SUPPLEMENT

Subjects are required to take the randomly assigned Instant probiotic placebo based on the randomization list.

Taking assigned product directly or mix it with milk/water/other liquids below 37 ℃, half an hour after meal.

1 bottle a day. Lasting for 24 weeks intervention period.

Interventions

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Wonderlab Kids instant probiotics

During study intervention, subjects are required to take the randomly assigned product based on the randomization list.

Taking assigned product directly or mix it with milk/water/other liquids below 37 ℃, take it half an hour after meal.1 bottle a day. Lasting for 24 weeks intervention period.

Intervention Type DIETARY_SUPPLEMENT

Instant probiotic placebo

Subjects are required to take the randomly assigned Instant probiotic placebo based on the randomization list.

Taking assigned product directly or mix it with milk/water/other liquids below 37 ℃, half an hour after meal.

1 bottle a day. Lasting for 24 weeks intervention period.

Intervention Type DIETARY_SUPPLEMENT

Eligibility Criteria

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Inclusion Criteria

* Preschool children, male or female, 5 to 6 years old;
* Those with weak constitution and easy to get sick:

One of them can be satisfied:

AGet cold ≥ 3 times a year B Bronchitis or pneumonia ≥2 times per year C Rotavirus diarrhea ≥1 time per year

* During the trial, participants agree not to take any drugs, supplements, or other dairy products containing probiotics;
* During the trial, participants agree not to take any other prebiotic/bacterial drugs, supplements, or dairy products including yogurt drinks;
* Willing to refrain from participating in other interventional clinical studies during the trial period;
* Be able to fully understand the nature, purpose, benefits and possible risks and side effects of the research;
* Willing to obey all test requirements and procedures;
* Informed consent signed by parents or legal guardians.

Exclusion Criteria

* Subject who is in the treatment of gastrointestinal diseases;
* Subject who has lactose intolerance;
* The subjects are currently suffering from other organic diseases that affect intestinal function, such as history of gastrointestinal resection, colonic or rectal cancer, inflammatory bowel disease, diabetes, hyperthyroidism or hypothyroidism, Hirschsprung's disease, scleroderma, anorexia nervosa, etc.;
* Subjects have any of the following medical histories or clinically diagnosed diseases that may affect the evaluation of the test effect: obvious gastrointestinal dysfunction, liver, kidney, endocrine, blood, respiratory and cardiovascular diseases;
* According to the judgment of the researchers, frequent use of drugs that may affect gastrointestinal function or the immune system;
* Subjects who took laxatives or other digestive aids 2 weeks before the start of the study;
* Consumed dairy products or other foods containing prebiotics/bacteria within 10 days before the start of the study;
* PI believes that volunteers cannot fully cooperate with the trial arrangement.
Minimum Eligible Age

5 Years

Maximum Eligible Age

6 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Shenzhen Precision Health Food Technology Co. Ltd.,

OTHER_GOV

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Xiaoyang Sheng, MD

Role: PRINCIPAL_INVESTIGATOR

Shanghai Jiao Tong University School of Medicine

Locations

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Wenan Wang

Jinhua, Zhejiang, China

Site Status

Countries

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China

Other Identifiers

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22-SM-08-WL-001

Identifier Type: -

Identifier Source: org_study_id