15 modules · Core track
Each module includes a patient summary, clinical deep-dive, claim-graded evidence, quiz questions, and flashcards. Switch tracks in the sidebar to unlock different layers.
Why the Microbiome Matters
From gut to brain — and why everyone is suddenly talking about it.
Anatomy of the Gut Microbiome
From mouth to rectum — how microbial communities differ along the GI tract.
The Oral Microbiome
Second largest microbial community — and its links to systemic disease.
The Vaginal Microbiome
Lactobacillus dominance, community state types, and clinical implications.
The Skin Microbiome
Dry, moist, and sebaceous — three ecosystems on one organ.
The Gut-Brain Axis
How gut microbes communicate with the brain — and where the hype exceeds the data.
Immune Regulation & the Microbiome
How commensals educate the immune system — and what happens when they don't.
Metabolomics & Short-Chain Fatty Acids
Butyrate, propionate, acetate — the currency of host-microbe communication.
Probiotics, Prebiotics & Synbiotics
What works, what doesn't, and why strain matters more than species.
Fecal Microbiota Transplantation
From C. diff rescue to the frontier of microbiome medicine.
Antibiotics & Dysbiosis
Collateral damage — how antibiotics reshape the microbiome and what to do about it.
Diet & the Microbiome
Fiber, fermented foods, and why diet trumps supplements.
Controversies & Myths
Leaky gut, detox, and the gap between mechanism and marketing.
Emerging Therapies & Precision Microbiome Medicine
Live biotherapeutics, engineered microbes, and what's next.