Bifidobacterium breve
Research reviewed: Up until 03/2026
Bifidobacterium breve is a dietary supplement with 3 published peer-reviewed studies involving 380 participants, researched for Weight Management, Gut Health & Immune Function, Allergy Support.
Evidence at a Glance
Strength is scored by study design, sample size, study type, and outcomes
Weight Management
ModerateGut Health & Immune Function
ModerateAllergy Support
ModerateResearch Visualised
Visual breakdown of the clinical data.
Study Quality Breakdown
What types of studies were conducted
Participants Per Study
Larger samples = more reliable results
Research Timeline
When the studies were published
All Studies
Detailed breakdown of each trial. Click to expand.
Weight Management
To evaluate the effects of Bifidobacterium breve B-3 on body composition and metabolic parameters in pre-obese adults
Study Type
Randomized, double-blind, placebo-controlled
Purpose
To evaluate the effects of Bifidobacterium breve B-3 on body composition and metabolic parameters in pre-obese adults
Dose
B. breve B-3 2 × 10¹⁰ CFU/day
Participants
80 pre-obese adults
Duration
12 weeks
Results
B. breve B-3 group had significantly lower body fat mass and percentage at weeks 8 and 12 compared to placebo. Improvements in triglyceride levels and HDL cholesterol observed.
How They Measured It
Body fat mass, body fat percentage, triglycerides, HDL cholesterol
Gut Health & Immune Function
To evaluate Bifidobacterium breve as food supplement for prevention/treatment of pediatric diseases
Study Type
Review article
Purpose
To evaluate Bifidobacterium breve as food supplement for prevention/treatment of pediatric diseases
Dose
Various doses depending on application
Participants
Various pediatric populations
Duration
Multiple studies reviewed
Results
B. breve supports immune function, intestinal barrier integrity, and has antimicrobial properties. Safe and non-cytotoxic. Benefits documented for diarrhea, colic, infections.
How They Measured It
Literature review and synthesis
Allergy Support
To evaluate B. breve BR03 supplementation on allergy symptoms and immune markers in allergic asthmatics
Study Type
Randomized, controlled trial
Purpose
To evaluate B. breve BR03 supplementation on allergy symptoms and immune markers in allergic asthmatics
Dose
B. breve BR03 strain supplementation
Participants
Allergic asthmatics aged 20-35 years
Duration
12 weeks
Results
B. breve BR03 supplementation inhibited Th2 lymphocyte production and improved allergy symptoms, demonstrating anti-allergy and anti-inflammatory properties.
How They Measured It
Th2 lymphocyte markers, allergy symptom scores
Frequently Asked Questions
Common questions about Bifidobacterium breve research
There are currently 6 peer-reviewed studies on Bifidobacterium breve (Bifidobacterium breve), involving 380 total participants. Research covers Gut health, Weight management, Immune function and 1 more areas. The overall evidence strength is rated as Strong.
The evidence is currently rated as "Strong Evidence". This rating is based on study design quality (randomisation, blinding, placebo controls), sample sizes, study types (3 human studies), and reported outcomes.
Bifidobacterium breve has been researched for: Gut health, Weight management, Immune function, Allergy support. Each area has its own body of evidence which you can explore in the study breakdowns above.
Yes, 3 out of 6 studies are human trials. Human trials carry more weight in our evidence scoring system.
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