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Probiotics for Alleviating Chronic Constipation in Adults

Weizmannia Coagulans BC99 Improved Intestinal Motility and Chronic Constipation Through Regulating Gut Microbiota: A Randomized, Double-blind, Placebo-controlled Trial

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07152795
Enrollment
90
Registered
2025-09-03
Start date
2024-04-30
Completion date
2024-10-10
Last updated
2025-09-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Constipation

Brief summary

To investigate the clinical effects of probiotics in relieving intestinal motility and chronic constipation through regulating gut microbiota.

Interventions

DIETARY_SUPPLEMENTProbiotic

During the intervention, participants can consume BC99 daily and any adverse reactions were noted. Stool and serum samples were collected for analysis of 16S rRNA and serum inflammatory markers. Changes in intestinal flora and inflammatory factors before and after supplementation were assessed.

DIETARY_SUPPLEMENTPlacebo

During the intervention, participants can consume maltodextrin daily and any adverse reactions were noted. Stool and serum samples were collected for analysis of 16S rRNA and serum inflammatory markers. Changes in intestinal flora and inflammatory factors before and after supplementation were assessed.

Sponsors

Wecare Probiotics Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
Yes

Inclusion criteria

1. Chinese adults aged 18-70 years who meet the Rome IV diagnostic criteria for chronic constipation (duration of at least 6 months, with less than 3 bowel movements per week and/or Bristol Stool Scale types 1 and 2); 2. Not using laxatives rarely leads to loose stools; 3. The standard for irritable bowel syndrome is insufficient; 4. Research participants (including male subjects) who have no family planning within 14 days prior to screening and voluntarily take effective contraceptive measures within 6 months after the end of the trial; 5. Patients capable of understanding the clinical study and willing to comply with the study requirements and procedures; 6. Subjects who have signed the informed consent form. -

Exclusion criteria

(1) The use of probiotics, prebiotics, or antibiotics within 2 weeks of enrollment; (2) Regular use of a high-fiber diet, as measured by the recommended food score (RFS); (3) Regular use of medications affecting bowel habits, such as irritable bowel syndrome, functional bloating, and functional diarrhea; (4) Currently have, or have had in the past 2 years, any gastrointestinal conditions such as: Crohn's disease, celiac disease, Ulcerative colitis, Malignant tumor of the colon; (5) Medical history of cardiovascular, liver, or renal diseases; alcoholics; (6) Hypersensitivity to probiotics or the ingredients used in this study; (7) Pregnancy or breastfeeding; (8) Participation in another clinical trial in the 3 months before enrollment. \-

Design outcomes

Primary

MeasureTime frameDescription
Assessing the Improvement of Chronic Constipation Symptoms Following Probiotic Intervention.8 weeksConstipation symptoms are measured using Bristol Stool Form Scale, where 1 and 2 indicate constipation with hard stools, 3 and 4 show normal conditions with ideal stool form, and 5, 6, and 7 suggest diarrhea with stools becoming softer to watery.

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026