Observational Clinical oral investigations · 2026 Novel salivary biomarkers of Alzheimer's disease identified by integrated metabolomics and microbiomics analysis. Chen H, Chen H, Xie L, et al. Klebsiella pneumoniae PubMed ↗
Review Biomolecules · 2026 Akkermansia muciniphila and Alzheimer's Disease: Mechanisms, Evidence and Translational Potential. Li J, Long Q, Zhu B Akkermansia muciniphila PubMed ↗
Systematic review Molecular neurobiology · 2026 Gut Microbiota Dysbiosis and Neuroinflammation in Alzheimer's Disease: a Systematic Review of Mechanistic Insights. Katsigianni S, Koutsouraki E Escherichia coliFaecalibacterium prausnitziiRoseburia hominis PubMed ↗
Observational Journal of Alzheimer's disease · 2026 Association of yoga with cognitive and gut microbiome changes in Alzheimer's disease: An exploratory case-control study. Tiwari P, Gupta A, Kaushik M, et al. Collinsella aerofaciensFaecalibacterium prausnitziiRoseburia intestinalis PubMed ↗
Observational Nutrients · 2026 MIND Pattern Nutritional Intervention Modulates Mediterranean Diet Adherence and Gut Microbiota in Alzheimer's Disease: An Observational Case-Control Study. Di Renzo L, Raffaelli G, Pala B, et al. [Ruminococcus] torquesAgathobacter rectalisAnaerobutyricum hallii PubMed ↗
Review Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2025 Microbiota-brain interaction: The role of gut-derived proteins in addressing various neurological disorders including Parkinson's (PD) and Alzheimer's diseases (AD). Taj T, Kaushik M, Islam A, et al. Bifidobacterium longum PubMed ↗
Review Alzheimer's & dementia · 2025 Unraveling the oral microbiome's role in Alzheimer's disease: From pathophysiology to therapeutic potential. Rozenblum G, Ait-Aissa K, Zahran G, et al. Streptococcus salivarius PubMed ↗
Randomized trial Journal of translational medicine · 2025 Computerized cognitive training enhances cognitive function in Alzheimer's disease by downregulating Ruminococcus-TMAO pathway. Zhang W, Song J, Zhong F, et al. [Ruminococcus] torques PubMed ↗
Observational Alzheimer's research & therapy · 2025 Gut microbiota characterization in ageing, mild cognitive impairment, and Alzheimer's disease in the context of mediterranean lifestyle in a Spanish population. Cabrera C, Carrión N, Mateo D, et al. Coprococcus comesOdoribacter splanchnicus PubMed ↗
Observational PloS one · 2025 Gut microbiome signatures in iNPH: Insights from a shotgun metagenomics study. Park R, Chevalier C, Kieser S, et al. Enterocloster bolteaeEvtepia gabavorousMediterraneibacter gnavus PubMed ↗
Randomized trial Scientific reports · 2025 Strain specific effects of probiotic supplementation on serum amino acid profiles in Alzheimer's disease: a randomized, double blind, placebo controlled trial. Jouni N, Akhgarjand C, Vahabi Z, et al. Bifidobacterium longum PubMed ↗
Randomized trial Journal of Alzheimer's disease · 2025 Effect of the probiotic Escherichia coli Nissle 1917 on serum levels of NADPH oxidase-2 and lipopolysaccharide in patients with Alzheimer's disease. Loffredo L, Alfano AR, Ettorre E, et al. Escherichia coli PubMed ↗
Review Trends in neurosciences · 2025 The multifaceted roles of Akkermansia muciniphila in neurological disorders. Ma X, Liu Q, Yang G Akkermansia muciniphila PubMed ↗
Review Nutrients · 2025 Protective Effects of Bifidobacterium Breve MCC1274 as a Novel Therapy for Alzheimer's Disease. Abdelhamid M, Counts SE, Zhou C, et al. Bifidobacterium breve PubMed ↗
Systematic review Nutrients · 2025 Bifidobacterium infantis and Bifidobacterium breve Improve Symptomatology and Neuronal Damage in Neurodegenerative Disease: A Systematic Review. Reiriz M, Beltrán-Velasco AI, Echeverry-Alzate V, et al. Bifidobacterium breveBifidobacterium longum PubMed ↗
Observational Alzheimer's research & therapy · 2024 Profiles of subgingival microbiomes and gingival crevicular metabolic signatures in patients with amnestic mild cognitive impairment and Alzheimer's disease. Qiu C, Zhou W, Shen H, et al. Veillonella parvula PubMed ↗
Randomized trial Inflammopharmacology · 2024 The effects of probiotic supplements on oxidative stress and inflammation in subjects with mild and moderate Alzheimer's disease: a randomized, double-blind, placebo-controlled study. Akhgarjand C, Vahabi Z, Shab-Bidar S, et al. Bifidobacterium longum PubMed ↗
Observational Current Alzheimer research · 2024 Disruptions of Gut Microbiota are Associated with Cognitive Deficit of Preclinical Alzheimer's Disease: A Cross-Sectional Study. Yu B, Wan G, Cheng S, et al. Bacteroides ovatusBifidobacterium adolescentisRoseburia inulinivorans PubMed ↗
Randomized trial Nutrients · 2023 Efficacy of Probiotic Supplements on Brain-Derived Neurotrophic Factor, Inflammatory Biomarkers, Oxidative Stress and Cognitive Function in Patients with Alzheimer's Dementia: A 12-Week Randomized, Double-Blind Active-Controlled Study. Hsu YC, Huang YY, Tsai SY, et al. Bifidobacterium bifidumBifidobacterium longum PubMed ↗
Meta-analysis Scientific reports · 2023 Genetic correlations between Alzheimer's disease and gut microbiome genera. Cammann D, Lu Y, Cummings MJ, et al. Faecalicatena fissicatena PubMed ↗