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Gut Health

The science of your microbiome after 50 โ€” what changes, what the Stanford and NIH research shows, and what actually moves the needle on gut health.

38T
Microorganisms in Your Gut
19
Inflammatory Proteins Reduced by Fermented Foods (Stanford 2021)
3
In-Depth Articles
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Microbiome Shifts After 50

Bifidobacterium declines, pro-inflammatory bacteria increase, SCFA production falls โ€” all driving immune and metabolic changes.

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Fermented Foods (Stanford 2021)

High-fermented-food diet reduced 19 inflammatory proteins in the Cell study โ€” stronger effect than a high-fiber diet.

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Leaky Gut (Intestinal Permeability)

Tight junction disruption and LPS translocation drive systemic inflammation โ€” the 2007 French metabolic endotoxemia research.

Featured Article

Gut microbiome after 50

All Gut Health Articles

Gut microbiome
๐ŸŒฑ Gut Health

Your Gut Microbiome After 50: What Changes and Why

Age-related microbiome shifts, centenarian microbiome studies, fiber/fermented foods/probiotics/polyphenols framework.

June 2026 ยท 8 min
Fermented foods
๐ŸŒฑ Gut Health

Fermented Foods and the Gut: What Stanford's 2021 Cell Study Found

19 inflammatory proteins reduced, kimchi prediabetes trial, 7-food fermented comparison table, pasteurization warning.

June 2026 ยท 7 min
Leaky gut intestinal permeability
๐ŸŒฑ Gut Health

Leaky Gut: What the Science Actually Shows About Intestinal Permeability

Tight junction biology, LPS metabolic endotoxemia, age factors, L-glutamine/zinc/collagen/butyrate/quercetin evidence.

June 2026 ยท 7 min
Editorial Independence: RealPath Guide Gut Health articles contain no probiotic product links, sponsored content, or brand partnerships. We summarize the published science โ€” Stanford, NIH, and peer-reviewed journals โ€” to help you make informed decisions with your healthcare provider.