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The Journal

Insights, science,
real stories.

Essays to help you understand your gut — and transform your health.

All essays

From the notebook.

Common Myths & Mistakes

Apple Cider Vinegar and Gut Health: Separating Evidence from Hype

The same forward circles through every Indian WhatsApp group: a tablespoon of apple cider vinegar in warm water each morning, and the acidity, the bloating, the stubborn weight,…

Dr. Nikita Dinger · 14 min read

Digestive Conditions

Food Intolerances vs. Food Allergies: What Your Gut Is Actually Telling You

Your colleague has quietly stopped eating wheat, milk, onions and half the fruit in the market because “everything reacts.” Your uncle swears paneer is now the problem, though…

Dr. Nikita Dinger · 13 min read

Digestive Conditions

Gut Health After Antibiotics: What a Course Really Does to Your Microbiome

Antibiotics clear the infection but also wipe out beneficial gut bacteria. Here is what the science shows about recovery time and what actually helps rebuild.

Dr. Nikita Dinger · 12 min read

Digestive Conditions

How Long to Fix Gut Health: A Realistic Timeline, and What Moves It

Your gut microbiome starts shifting within days of a dietary change, but meaningful symptom improvement takes weeks to months. Here is what the evidence really says.

Dr. Nikita Dinger · 11 min read

Gut & Body Connections

Can Your Gut Microbiome Affect Your Weight? The Science Beyond Calories

You’ve heard the standard advice a thousand times: eat less, move more, and the weight will come off. And for some people, it does. But for a lot…

Dr. Nikita Dinger · 7 min read

Gut & Body Connections

The Gut–Hormone Connection: How Bacteria Influence Oestrogen, Thyroid, and Insulin

If someone told you that the bacteria in your gut are messing with your hormones, you’d probably think they were exaggerating. But this is one of those cases…

Dr. Nikita Dinger · 6 min read

Gut Testing & Biomarkers

Gut Biomarkers in Plain Language: What Your Test Report Actually Means

Diversity, calprotectin, zonulin, SCFAs, sIgA and elastase in plain words: what each gut biomarker actually means, and which deserve attention.

Dr. Nikita Dinger · 12 min read

Gut Testing & Biomarkers

Structural vs. Functional Gut Testing: What’s the Difference and Why It Matters

Say you’re trying to work out why your office isn’t productive. One approach: photograph the room and count how many people are at their desks. Now you know…

Dr. Nikita Dinger · 6 min read

Gut Testing & Biomarkers

Why a Single Gut Test Can’t Tell You Everything: What Functional Gut Health Really Means

A stool test is a snapshot, not the full story. Functional gut health reads symptoms, biomarkers, diet and lifestyle together. Here is what that means.

Dr. Nikita Dinger · 11 min read

Enough reading.
Decode your gut.