Everything You Need to Know About Gut & Digestive Conditions

What is a gut or digestive condition?

A gut or digestive condition is any state in which the gastrointestinal tract, right from the oesophagus to the colon is unable to function as it should. This includes how food is broken down, absorbed, and moved through the body, as well as how the gut communicates with the immune system and the brain. When any part of this system is disrupted, the effects are felt not just in the stomach, but across the entire body.

Why does it happen?

Gut conditions develop from a combination of factors that accumulate over time like chronic stress that disrupts the gut-brain axis, antibiotic use that depletes the microbiome, diets high in processed foods and low in fibre, unidentified food sensitivities driving ongoing inflammation, bacterial or fungal overgrowth, intestinal permeability, and environmental toxins.

When does it show up?

Gut conditions can begin at any age and often develop gradually, so gradually that people normalise years of discomfort before recognising it as dysfunction. Symptoms frequently appear or worsen during periods of high stress, after a course of antibiotics, after a gastrointestinal infection, or following a significant dietary shift.

Who does it affect?

They affect people of all ages and genders but are particularly common in those with a history of chronic stress, frequent antibiotic use, poor dietary diversity, or a family history of digestive disorders.

Know Your Condition

Each condition presents differently yet they almost always share the same disrupted foundation.

A Silent Epidemic Nobody Is Talking About

40% Of people with chronic gut conditions also experience significant anxiety or depression, not as a cause of their gut issues, but as a consequence of an inflamed, dysregulated gut-brain axis.
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Stop suppressing the symptoms and start resolving the root.

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Book your Root Cause Analysis

Pay ₹2,500 online. Your full-body blood panel is included, no hidden charges, no extras. Within the hour, our team reaches out to you personally.
Get your blood work done

Get your blood work done at Home

A phlebotomist visits your doorstep to collect blood samples. Within 4-5 working days your reports of 60+ markers will be emailed to you and then your functional nutritionist reviews them.
Sit down with your nutritionist

Sit down with your nutritionist

In a 30 minute call, your nutritionist explains your markers and shows you the real root causes behind your condition.

Real People. Real Gut Conditions. Real Resolution.

These aren't managed cases, they're reversals. Hear from clients across different gut conditions who found their root cause with iThrive.
Aman Deshmukh
Aman Deshmukh
Weight Loss / Obesity
21
Mumbai
Aman Deshmukh
Aman Deshmukh
Weight Loss / Obesity
21
Mumbai

Before

At 21, Aman weighed 123 kg and was grossly overweight for his 6'1" frame. He was scared to look in the mirror, riddled with insecurities, and avoided the weighing scale entirely. Years of junk food cravings and an unhealthy lifestyle left him feeling stuck - convinced this was just who he was meant to be.

After

Aman lost 32 kg, dropping from 123 kg to 91 kg, and is still going. With the support of iThrive's personalised magnesium and nutrition protocol, his family, and a positive community, he overcame sugar cravings, rebalanced his electrolytes, and transformed his mindset - the scale that was once his enemy became his greatest motivator.
Swarna Kamal
Swarna Kamal
Skin Conditions
21
Kolkata
Swarna Kamal
Swarna Kamal
Skin Conditions
21
Kolkata

Before

Swarna, 21, arrived at iThrive with alopecia areata causing 30–40% hair loss, seborrhoeic dermatitis, severe brain fog, chronic bloating, insulin resistance, liver dysfunction, and systemic inflammation - all happening simultaneously in a young man who should have been at his healthiest.

After

The results spoke clearly - eyebrow regrowth where hair had been absent, psoriasis itching resolved, and the brain fog, bloating, and fatigue that had defined his daily life steadily clearing as his body finally got what it was missing.
Bhavika Bhanushali
Bhavika Bhanushali
Migraines
39
Mumbai
Bhavika Bhanushali
Bhavika Bhanushali
Migraines
39
Mumbai

Before

Bhavika, 39, had suffered acidity-induced migraines since childhood, was pre-diabetic, breathless on exertion, battling high triglycerides, recurring kidney stones, and chronic fatigue - managing her symptoms with multiple medications but never addressing the root cause.

After

In 3 months, Bhavika lost 5.65 kg, dramatically improved her triglycerides and lipid markers, resolved insulin resistance and infection, restored thyroid health, and saw her migraines, acidity, cravings, and fatigue all reduce - confirmed by post-protocol blood tests.
Sunil Kumavat
Sunil Kumavat
Acid Reflux / GERD
38
Goa
Sunil Kumavat
Sunil Kumavat
Acid Reflux / GERD
38
Goa

Before

At 38, Sunil had persistent acidity, bloating, bitter taste, irregular digestion, pre-diabetes, and inflammation that wouldn't budge - even after antibiotics. He was a carpenter exposed to toxins daily, running on a body that had never fully healed from the inside.

After

Sunil lost 7.2 kg, achieved 60–80% resolution of gastric burning, acidity, and reflux, normalised his sleep, improved his lipid profile, and is now transitioning into a muscle-building phase - all through a personalised Low FODMAP, anti-infective, and metabolic protocol.
Prakarsh Bhat
Prakarsh Bhat
High Cholesterol
49
Pune
Prakarsh Bhat
Prakarsh Bhat
High Cholesterol
49
Pune

Before

Prakarsh, 48, came to iThrive before returning to sea duty with elevated HbA1c, triglycerides at 233, fatty liver, low thyroid function, chronic bloating, and a lipid profile serious enough to require rosuvastatin - knowing his health had to change before he went back offshore.

After

In 3 months, Prakarsh dropped HbA1c from 6.1 to 5.5, triglycerides from 233 to 128, reversed his fatty liver index from 69 to 22, normalised liver enzymes, reduced his rosuvastatin dosage, and eliminated bloating entirely - all confirmed by repeat blood tests.
Maani Lal
Maani Lal
Anxiety & Depression
24
Lucknow
Maani Lal
Maani Lal
Anxiety & Depression
24
Lucknow

Before

At just 24, Maani was exhausted, anxious, unable to sleep without lights on, and reliant on thyroid medication - knowing that something deeper was wrong but not yet knowing that anemia, infection, insulin resistance, and nutrient deficiencies were all quietly driving it.

After

In 3 months, Maani's anaemia, infection markers, homocysteine, blood sugar, insulin, and kidney panel all improved - her anxiety reduced, sleep normalised, brain fog lifted, and she began the transition off thyroid medication onto a natural desiccated thyroid supplement.

Your Complete Guide to Understanding Gut & Digestive Conditions

In-depth coverage of all 10 gut conditions

Symptoms, root triggers, and what functional testing looks like for each condition.

Know which tests to ask your doctor for

A ready checklist of functional markers to request that most doctors won't run unless you ask.

A clear path from confusion to clarity

Understand the difference between symptom management and root cause resolution and what the journey looks like.
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FAQs

What is a Root Cause Analysis (RCA) and how is it different from a regular consultation?
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A Root Cause Analysis is a deep, data-driven investigation into what's actually disrupting your gut. Unlike a regular doctor's consultation that focuses on managing symptoms, our RCA looks at 60+ functional blood markers to identify the underlying triggers whether that's bacterial overgrowth, gut inflammation, nutrient deficiencies, or a dysregulated gut-brain axis.

How does the Root Cause Analysis work?
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It's a simple 3-step process. You book and pay ₹2,500, our team contacts you within 1 hour to schedule a home blood collection. A phlebotomist visits your home, and within 4–5 working days your reports are ready. Your functional nutritionist then reviews them and walks you through your findings in a 30-minute call.

Do I need a prior diagnosis to book an RCA?
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No. You don't need a formal diagnosis. If you've been experiencing symptoms like bloating, constipation, acid reflux, food sensitivities, or general digestive discomfort even if doctors haven't given you a clear answer, an RCA is designed exactly for you.

I've been told my condition is something I just have to "manage." Is reversal actually possible?
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For many people, yes. Chronic gut conditions are often the result of accumulated, addressable root causes such as microbiome disruption, chronic stress, dietary triggers, or intestinal permeability. When those are identified and corrected, the body has a real opportunity to restore function rather than just suppress symptoms.

What makes functional nutrition different from what my gastroenterologist does?
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Conventional medicine typically diagnoses and manages conditions using scopes, scans, and symptom-suppressing medications. Functional nutrition goes deeper using advanced blood markers and a whole-body lens to understand why your gut is dysfunctioning and building a plan to address those root causes directly.

Can gut conditions affect my mental health?
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Absolutely. Research shows that 40% of people with chronic gut conditions also experience significant anxiety or depression not as a cause of their gut issues, but as a consequence. An inflamed, dysregulated gut-brain axis directly impacts mood, cognition, and mental well-being.

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Includes home blood sample collection, 1-hour expert consultation, and a next-step protocol.
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What’s Included in Your Blood Analysis?

Click below to view the complete list of markers included in your analysis.
Complete Blood Count (18 Parameters)
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Diabetes Panel (4 Parameters)
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Iron Studies (4 Parameters)
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Lipid Panel (6 Parameters)
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Thyroid Profile (3 Parameters)
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Inflammation & Mitochondrial Health (3 Parameters)
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Liver Function Test (8 Parameters)
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Kidney Function & Electrolytes (9 Parameters)
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