Evidence map›Paper›PMID 39024213›Full record

ReviewNutrition reviews2025

Effects of Different Cow-Milk Beta-Caseins on the Gut-Brain Axis: A Narrative Review of Preclinical, Animal, and Human Studies.

Stephen R Robinson, Frank L Greenway, Richard C Deth, Flavia Fayet-Moore

Abstract readReview
In one paragraph

Review in Nutrition reviews, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Stephen R RobinsonSchool of Health and Biomedical Sciences, RMIT University, Bundoora, 3083 Victoria, Australia.ORCID 0000-0002-0987-0075
Frank L GreenwayPennington Biomedical Research Center, Louisiana State University System, Baton Rouge, LA 70808, United States.ORCID 0000-0002-1766-6111
Richard C DethDepartment of Pharmaceutical Sciences, Nova Southeastern University, Fort Lauderdale, FL 33328, United States.ORCID 0000-0002-7717-7037
Flavia Fayet-MooreDepartment of Science, FOODiQ, New South Wales, Sydney, Australia.ORCID 0000-0002-2544-7154

Funding

The a2 Milk Company
6 · The paper itself

Abstract

The gut and brain communicate through bidirectional neural, endocrine, and immune signals to coordinate central nervous system activity with gastrointestinal function. Dysregulated inflammation can promote immune cell activation and increase entero-endocrine signaling and intestinal permeability; hence, a functional gut-brain axis is necessary for a healthy digestive system. The consumption of milk products can lead to gut discomfort via effects on gastrointestinal tract function and the inflammatory state, which, in turn, affect the brain. A1 β-casein and A2 β-casein are major components of bovine-milk protein, and their digestion may result in different physiological effects following the consumption of milk products. Peptides derived from A1 β-casein, such as β-casomorphins, may increase gut dysfunction and inflammation, thereby modulating the availability of bioactive metabolites in the bloodstream and contribute to changes in cognitive function. This narrative review examines the functional interrelationships between the consumption of cow-milk-derived β-caseins and their effect on the brain, immune system, and the gut, which together comprise the gut-brain axis.

Indexed as

BrainBrain-Gut AxisCaseinsGastrointestinal TractMilkAnimalsCattleHumansCaseinsaromatic amino acidsbeta-casomorphinsdairyinflammationoxidative stress

Identifiers

PMID39024213
PMCPMC11819488

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.