StackTerminal.Health

BETA

Bifidobacterium Longum

Bifidobacterium Longum is a probiotic strain that supports gut health, reduces stress-related symptoms, & may improve sleep quality & immune function.

gut-healthstressimmunesleep
Evidence last reviewed: 05 Apr 2026
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Biomarkers studied
Outcomes directly measured across the evidence records below
Cognitive
Mood / WellbeingPerceived StressCognitive Function
Gut
Gut Microbiome
Evidence
5 records
Anxiety & depression
Patients with IBS and mild to moderate anxiety and/or depressionRCT
PUBMEDModerate

Bifidobacterium longum reduced depression scores but not anxiety scores.

Dose: Duration: 6 weeks
Psychological stress
Healthy adultsExploratory clinical trial
PUBMEDLow

Bifidobacterium longum reduced perceived psychological stress.

Dose:
Chronic constipation
Elderly individualsRCT
PUBMEDModerate

Bifidobacterium longum BB536 was useful in managing chronic constipation.

Dose: Form: BB536
Depression scores & brain activity
Patients with irritable bowel syndromePilot study
PUBMEDLow

Bifidobacterium longum NCC3001 reduced depression scores & altered brain activity.

Dose: Form: NCC3001
Cognitive function & mood
Community-dwelling older adultsRCT
PUBMEDModerate

Probiotic supplementation improved cognitive function & mood in older adults.

Dose: Duration: 12 weeks
Forms
Capsule
Commonly used for ease of ingestion and stability.
Powder
Can be mixed with food or drinks for those who prefer not to swallow capsules.
Liquid
Available in some formulations for direct consumption.

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gut-healthimmunemicrobiome

Akkermansia muciniphila & bifidobacterium longum are combined to support gut health & boost immunity. Akkermansia muciniphila is a beneficial gut bacterium that supports the gut lining, while bifidobacterium longum enhances gut microbiota diversity & immune function.

Akkermansia Muciniphila
0mg
Bifidobacterium Longum
0mg
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