The GutIQ Journal
Evidence-based insights on gut health, nutrition science, and the microbiome — curated by our clinical research team.
7 Warning Signs Your Gut Is Unhealthy (And What They Mean)
Your body constantly signals when your gut needs attention. From skin breakouts to chronic fatigue, these seven signs reveal what's really happening inside your digestive system.
Probiotics vs Prebiotics: Which One Do You Actually Need?
Probiotics add new bacteria. Prebiotics feed the ones already there. Understanding which you need — and when — could save you a lot of money and guesswork.
The 30-Day Gut Reset: A Step-by-Step Protocol
A structured, science-backed protocol for resetting your gut microbiome, healing the intestinal lining, and establishing lasting dietary habits — broken down week by week.
How to Improve Gut Health: A Complete Evidence-Based Guide
Learn how to improve gut health with proven dietary, lifestyle, and supplementation strategies backed by clinical research.
12 Signs of an Unhealthy Gut You Should Not Ignore
Discover the most common signs of an unhealthy gut, from digestive symptoms to mood changes, and learn what each one means for your overall health.
How to Heal Leaky Gut Naturally: A Step-by-Step Protocol
A comprehensive natural protocol for healing leaky gut, including dietary changes, targeted supplements, and lifestyle modifications supported by clinical evidence.
What Causes Bloating Every Day? 9 Hidden Reasons
Daily bloating is not normal. Discover the nine most common hidden causes of chronic bloating and what you can do about each one.
SIBO Symptoms Checklist: Do You Have Small Intestinal Bacterial Overgrowth?
Use this comprehensive SIBO symptoms checklist to assess whether small intestinal bacterial overgrowth could be causing your digestive issues.
How to Test for Leaky Gut at Home: Methods, Accuracy, and What to Do Next
Can you test for leaky gut at home? We review the available options, their accuracy, and what your results actually mean for your health.
How Long Does It Take to Heal Your Gut? Realistic Timelines
Gut healing timelines depend on the severity of damage, the underlying cause, and the interventions used. Here is what to realistically expect.
Chronic Constipation: Root Causes and Evidence-Based Fixes
Chronic constipation affects 1 in 5 adults. Learn the real root causes beyond fibre deficiency and the targeted strategies that actually resolve it.
Why Am I Always Bloated After Eating? A Gastroenterology Perspective
Post-meal bloating has specific, identifiable causes. Learn why it happens after eating and what the timing and pattern of your bloating reveals.
Colon Cleanses: Safe, Helpful, or Harmful for Your Gut Health?
Colon cleanses and colonics are marketed as essential detox treatments, but the medical evidence tells a different story. Learn the risks, the limited benefits, and what actually works for colon health.
Gut Reset in 7, 14, or 30 Days: What Is Actually Realistic?
Gut reset programs promise rapid transformation, but your microbiome has its own timeline. Learn what can realistically change in 7, 14, and 30 days and how to set expectations that match the science.
At-Home Gut Tests: How Accurate Are They Really?
Direct-to-consumer gut tests promise actionable insights about your microbiome, but their accuracy and clinical utility vary widely. Here is what independent research reveals about their reliability.
The GI-MAP Test Explained in Plain English
The GI-MAP is one of the most comprehensive stool tests available, using DNA-based technology to detect pathogens, parasites, bacterial imbalances, and digestive function markers. Here is what every marker means.
Pelvic Floor Dysfunction and Bloating: The Hidden Connection
Chronic bloating that does not respond to dietary changes may be caused by pelvic floor dysfunction. Understanding this overlooked connection can finally explain symptoms that have resisted every other intervention.
Gut Health in Kids: When to Actually Worry and When to Relax
Digestive complaints in children are extremely common but rarely serious. Learn to distinguish normal developmental gut patterns from warning signs that require medical attention.
Gut Inflammation Symptoms: How to Recognise the Warning Signs
Chronic gut inflammation often presents with subtle, systemic symptoms that go beyond digestive discomfort. Learn to identify the early warning signs before they escalate.
Leaky Gut Symptoms in Women: Why Hormones Make It Different
Women experience leaky gut differently due to oestrogen's influence on gut barrier function. Learn how hormonal cycles, perimenopause, and pregnancy affect intestinal permeability.
SIBO Treatment Without Antibiotics: Natural and Evidence-Based Options
Antibiotics are not the only option for treating SIBO. Herbal antimicrobials, dietary protocols, and prokinetic strategies offer effective alternatives with clinical evidence.
Herbal Antimicrobials for SIBO: A Practitioner's Guide
A detailed guide to the herbal antimicrobials used in SIBO treatment, including dosing, duration, evidence base, and how to match the protocol to your SIBO type.
Ulcerative Colitis: A Functional Medicine Approach to Managing Flares
Functional medicine approaches to ulcerative colitis focus on identifying triggers, reducing inflammation naturally, and supporting mucosal healing alongside conventional treatment.
H. Pylori Symptoms and Natural Treatment: What You Need to Know
Helicobacter pylori infects half the world's population but causes symptoms in only some. Learn how to recognise H. pylori infection and the natural strategies that complement treatment.
Parasites in the Gut: Signs, Symptoms, and How to Test
Intestinal parasites are more common than most people think, even in developed countries. Learn the telltale signs and the testing methods that actually work.
Acid Reflux and GERD: The Root Causes Beyond PPIs
Proton pump inhibitors suppress symptoms but rarely address the root cause of acid reflux. Understanding why reflux occurs opens the door to lasting resolution.
Low Stomach Acid Symptoms and How to Test for Hypochlorhydria
Low stomach acid is one of the most overlooked causes of bloating, reflux, and nutrient deficiencies. Learn how to recognise the symptoms and test yourself at home.
Gallbladder Removal and Gut Health: What Happens After Cholecystectomy
Life after gallbladder removal often brings new digestive challenges. Understand why post-cholecystectomy syndrome occurs and how to manage bile flow for optimal gut health.
Brain Fog From Gut Issues: Causes, Mechanisms, and Practical Fixes
Brain fog is one of the most common yet least understood symptoms of gut dysfunction. Discover the specific gut conditions that impair cognitive function and how to resolve them.
Hashimoto's and Leaky Gut: The Autoimmune Thyroid-Gut Connection
Hashimoto's thyroiditis is the most common autoimmune disease, and intestinal permeability may be a prerequisite for its development. Healing the gut could change the disease trajectory.
Hypothyroidism and Gut Health: A Two-Way Street You Cannot Ignore
Thyroid hormones regulate gut motility, stomach acid, and microbiome composition. Conversely, poor gut health impairs thyroid hormone conversion. Breaking this cycle requires addressing both.
Endometriosis and Gut Health: Why Your Digestive Symptoms Matter
Up to 90% of endometriosis patients report GI symptoms. The overlap between endo and gut dysfunction runs deeper than anatomy, involving the microbiome and immune system.
Gut Health and Perimenopause: Why Digestive Symptoms Get Worse During the Transition
Perimenopause brings new digestive symptoms for many women. Declining estrogen, shifting microbiome composition, and increased intestinal permeability explain why your gut changes during this hormonal transition.
Hot Flashes and Gut Health: The Surprising Connection
Hot flashes are the hallmark symptom of menopause, but their severity may depend on your gut microbiome. Emerging research links gut bacteria to vasomotor symptom intensity and frequency.
NAFLD to MASLD: What Changed and Why It Matters for Your Health
The medical world recently renamed NAFLD to MASLD and NASH to MASH. This is not just a cosmetic change. The new terminology reflects a deeper understanding of metabolic liver disease and removes the stigma of the old naming conventions.
Bile Acid Malabsorption: The Overlooked Cause of Chronic Diarrhoea
Bile acid malabsorption affects up to one-third of people diagnosed with IBS-D, yet it is rarely tested for. Learn the symptoms, causes, and how to get the right diagnosis.
Mast Cell Activation Syndrome (MCAS) and the Gut: Why Your Digestive System Is Ground Zero
MCAS causes widespread, seemingly random symptoms because mast cells are everywhere in the body. But the gut contains more mast cells than any other organ, making digestive symptoms the most common presentation.
Stool Test Results: How to Actually Read and Understand Them
Comprehensive stool tests provide a wealth of data about your gut health, but the reports can be overwhelming. This guide walks you through each section so you know exactly what your results mean.
GI-MAP vs GI Effects vs Viome: Which Stool Test Is Best?
Not all stool tests are created equal. Compare the three most popular comprehensive gut tests by methodology, clinical utility, and what each can and cannot tell you about your gut health.
Gut Motility: What It Is and How to Improve It
Gut motility determines how effectively food moves through your digestive tract. When motility is impaired, bloating, constipation, SIBO, and nutrient malabsorption follow. Here is how to optimise it.
Gastroparesis: Causes, Testing, and Evidence-Based Management
Gastroparesis is a condition where the stomach empties too slowly, causing nausea, vomiting, and bloating. Learn what causes it, how it is diagnosed, and the most effective management strategies.
GLP-1 Drugs (Ozempic) and Gut Side Effects: What You Need to Know
GLP-1 receptor agonists like semaglutide and tirzepatide are transforming weight management, but their gastrointestinal side effects can be significant. Here is what they do to your gut and how to manage the effects.
Ozempic Bloating and Nausea: What Is Happening in Your Gut
Ozempic and other GLP-1 drugs cause bloating and nausea in up to half of all users. Understanding the gastrointestinal mechanisms behind these side effects helps you manage them and protect your gut health.
Best Way to Rebuild Your Gut After Antibiotics: A Complete Guide
Rebuilding your gut after antibiotics requires a strategic, phased approach combining probiotics, prebiotics, fermented foods, and dietary diversity. Here is the protocol supported by clinical research.
Digestive Enzymes: Who Actually Needs Them and Who Does Not
Digestive enzyme supplements are a billion-dollar industry, but most people taking them do not need them. Learn who genuinely benefits from enzyme supplementation and who is wasting their money.
Why Do I Bloat Immediately After Eating? Causes and Solutions
Bloating within minutes of eating is surprisingly common and usually points to specific digestive triggers rather than the food itself. Learn what causes immediate post-meal bloating and how to fix it.
Morning Bloat vs Evening Bloat: What the Timing Reveals
When your bloating occurs tells you as much as how severe it is. Morning bloating and evening bloating have different causes and require different solutions.
Bloating That Won't Go Away for Weeks: Causes and What to Do
Persistent bloating lasting weeks or months is not normal and should not be dismissed. Learn the medical and functional causes of chronic bloating and when it requires urgent investigation.
Why Is My Stomach Hard and Bloated? Common Causes Explained
A hard, distended abdomen feels different from soft bloating and often has different causes. Learn what makes your stomach feel rigid and when it needs medical attention.
Undigested Food in Stool: What It Means for Your Digestion
Finding recognisable food in your stool is alarming but not always abnormal. Learn which undigested foods are normal, which signal a digestive problem, and when to seek medical evaluation.
Yellow Stool: What Causes It and When to Be Concerned
Yellow stool can result from diet, rapid transit, or fat malabsorption. Understanding the cause helps you determine whether it is harmless or requires medical investigation.
Green Stool After Eating: Causes, Meaning, and When to Worry
Green stool is usually harmless and related to diet or transit time, but persistent green stool can indicate bile acid malabsorption or infection. Here is how to tell the difference.
Mucus in Stool: When to Worry and When It Is Normal
Small amounts of mucus in stool are normal, but visible or excessive mucus can signal inflammation, infection, or IBS. Learn how to distinguish normal from abnormal mucus.
Floating Stool vs Sinking Stool: What It Actually Means
Whether your stool floats or sinks depends on gas content and fat content. Learn what each means for your digestion and when floating stool signals malabsorption.
How Often Should You Poop? What Science Says About Frequency
Bowel movement frequency varies widely among healthy individuals, but the normal range is narrower than most people think. Learn what science says about optimal frequency and why regularity matters more than the number.
Bristol Stool Chart: What Your Poop Shape and Texture Mean
The Bristol Stool Scale is the most widely used clinical tool for classifying stool form. Understanding what each type means helps you monitor your gut health and communicate effectively with your doctor.
Chronic Diarrhea Causes That Are Not Infection: A Complete Guide
When diarrhea persists for weeks without an identifiable infection, other causes must be explored. From bile acid malabsorption to microscopic colitis, here are the non-infectious causes your doctor may be missing.
Why Do I Feel Full After a Few Bites? Early Satiety Explained
Feeling full after only a few bites of food is called early satiety and can indicate gastroparesis, functional dyspepsia, or other treatable conditions. Learn the causes and solutions.
Burning Stomach Pain After Eating: Causes Beyond Acid Reflux
A burning sensation in the stomach after meals is commonly attributed to acid reflux, but several other conditions cause identical symptoms. Accurate diagnosis prevents years of incorrect treatment.
Gut Health and Migraines: The Surprising Connection You Need to Know
Emerging research reveals a powerful gut-brain axis link between microbiome imbalances and chronic migraines. Learn how healing your gut may reduce migraine frequency and severity.
Recurrent UTIs and Gut Bacteria: The Hidden Connection
Most recurrent urinary tract infections originate from gut bacteria that migrate to the urinary tract. Discover how optimising your gut microbiome can break the cycle of chronic UTIs.
Eczema in Babies and the Infant Microbiome: What Parents Should Know
Infant eczema is strongly linked to early microbiome disruption. Learn how gut bacteria shape a baby's immune development and evidence-based strategies to protect your child's skin and gut health.
Colic and Infant Gut Bacteria: What Science Tells Us About Fussy Babies
Infant colic is increasingly linked to gut microbiome imbalances rather than simply being a behavioural phase. Discover the latest research and what parents can do to help a colicky baby.
Low Testosterone and Gut Bacteria: How Your Microbiome Affects Hormone Levels
The gut microbiome regulates testosterone through inflammation, the estrobolome, and nutrient absorption. Learn the science behind gut-driven low testosterone and natural strategies to address it.
Erectile Dysfunction and Gut Inflammation: The Vascular Connection
Erectile dysfunction is primarily a vascular condition, and gut-driven inflammation is a major cause of vascular damage. Discover how improving gut health may improve erectile function naturally.
Diastasis Recti and Gut Health: Why Abdominal Separation Causes Bloating
Diastasis recti affects more than aesthetics. Learn how abdominal wall separation directly impacts gut function, worsens bloating, and what a gut-focused recovery plan looks like.
Perimenopause Bloating: Why It Feels Different and What to Do About It
Perimenopause brings a new kind of bloating that does not respond to the usual fixes. Learn why fluctuating hormones change your gut and evidence-based strategies to manage it.
Adenomyosis and Gut Inflammation: Understanding the Overlooked Connection
Adenomyosis shares inflammatory pathways with gut dysfunction. Discover how chronic gut inflammation may worsen adenomyosis symptoms and what dietary changes can help.
PMS, PMDD and Gut Health: How Your Microbiome Shapes Your Cycle
PMS and PMDD symptoms are strongly influenced by gut health. Learn how the microbiome modulates hormones, inflammation, and neurotransmitters that determine how you feel across your menstrual cycle.
The 5R Protocol for Gut Healing Explained: A Complete Guide
The 5R protocol is the most widely used framework in functional gut health. Learn what Remove, Replace, Reinoculate, Repair, and Rebalance actually involve and how to apply them correctly.
Start your gut health journey
Get a personalised gut health score with 48 clinical data points — in under 10 minutes.
No credit card required · Results in minutes · Clinically designed