Jul 10, 2026Microbiome & Aging

Gut Microbiome and Longevity: What Causal Studies Show

Can gut microbes influence exceptional longevity? Family cohorts and Mendelian randomization find recurring signals, but no proven lifespan treatment yet.

gut microbiomecentenariansmendelian randomizationmicrobial taxa

Read article →

Jun 19, 2026Frailty

Frailty, Gut Microbes, Diet, and Movement: What Helps?

Frail older adults have different gut microbes, but the best human evidence supports Mediterranean eating and exercise—not microbiome fixes.

frailtygut microbiomemediterranean dietphysical activity

Read article →

Jun 15, 2026Microbiome & Aging

Can Probiotics Reduce Stress? The Gut-Brain Evidence

Can probiotics reduce stress or anxiety? A close look at gut-brain trials finds strain-specific, modest benefits—but no proven anxiety treatment.

probioticsanxietygut microbiomebifidobacterium longum

Read article →

Apr 1, 2026Mental Health

Can Probiotics or Guided Imagery Change Cortisol?

Two randomized trials tested a kefir probiotic strain and guided imagery for cortisol. The signals were small, mixed, and far from practical proof.

hpa axiscortisolstress responsegut microbiome

Read article →

Mar 30, 2026Nutrition

Can Probiotics Ease Knee OA Symptoms Through the Gut?

Two short knee osteoarthritis trials link probiotics with less pain, better function, and lower zonulin—but they do not show cartilage repair yet.

probioticsgut microbiomeosteoarthritiszonulin

Read article →

Mar 30, 2026Nutrition

Knee OA Postbiotic Trial: Why the Gut-Joint Idea Fell Flat

A 12-week trial found no pain, function, or biomarker benefit from heat-killed C. butyricum for knee osteoarthritis. What the gut-joint evidence shows.

gut microbiomepostbioticsosteoarthritisgut-joint axis

Read article →

Mar 30, 2026Nutrition

BC99 for Allergic Rhinitis: Why Age May Change the Biology

Two 2025 trials found BC99 improved allergic rhinitis in children and adults, but measured different pathways. Is age the missing variable?

probioticsgut microbiomeallergic rhinitisshort-chain fatty acids

Read article →

Mar 30, 2026Nutrition

Can Heat-Killed Probiotics Raise Salivary IgA?

A small trial found heat-killed probiotics may raise salivary IgA, but mismatched strains, missing effect estimates, and industry control limit the claim.

probioticsparaprobioticigagut microbiome

Read article →

Mar 30, 2026Nutrition

Can L. reuteri Help Periodontitis? The ER-Stress Evidence

Can L. reuteri lozenges support scaling and root planing? Review the clinical results, ER-stress markers, dosing, and limits of the evidence.

lactobacillus reuteriperiodontitisprobioticsbone loss

Read article →

Mar 29, 2026Microbiome Immunity

How Newborn Gut Bacteria May Shape Antiviral Immunity

A new mouse-and-human study links neonatal antibiotics, Bifidobacterium, inosine, and weaker flu-fighting CD8+ T-cell memory.

antibioticsbifidobacteriuminosinegut microbiome

Read article →

Mar 29, 2026Microbiome

How Gut Bacteria May Prime Antiviral Immunity via STING

Gut bacterial vesicles primed antiviral immunity through cGAS-STING in mice. What the finding means, where human evidence ends, and why restraint matters.

gut microbiomeantiviral immunitycgas-sting pathwaytype i interferons

Read article →

Mar 29, 2026Nutrition

Bacillus Spore Probiotics for Bloating: What Trials Show

Bacillus spore probiotics survive stomach acid, but trials of MB40, DE111, CSI08, and MIT411 do not yet show reliable relief for bloating.

spore-forming probioticsbacillus subtilisgut microbiomemb40

Read article →

Page 1 of 8Next →