Fix Your Gut, Transform Your Life by Katie Duda
The Book

30 days to feel
like yourself
again.

★★★★★
Loved by women across the world

Are you constantly battling fatigue, digestive discomfort, or stubborn weight that won't budge? You've tried everything — and nothing sticks. This book was designed for her.

What Makes This Different

Education first.
Protocol second.

Most solutions fail because they don't address the root cause — or they overwhelm you with conflicting advice and medical jargon that leaves you more confused than when you started.

This book is different. It's designed with busy, health-conscious women in mind — science-backed strategies that are simple, actionable, and fit seamlessly into real life. When you understand the how and why behind your gut, the changes you make actually stick.

Simple
Non-intimidating education
Complex gut health science made easy to understand, remember, and actually use in your daily life.
Clear
The how and the why
Not just what to do — but why it works, so you feel empowered long after the 30 days are done.
Real
Designed for your life
No jargon, no extremes, no perfection required. Just a clear path to feeling like yourself again.
Katie Duda
"The book I wish I'd had when I was at my lowest."
— Katie Duda
What You'll Learn

Everything your doctor
never had time to explain.

You'll walk away with a clear, confident understanding of how your body actually works — and exactly how to support it.

🧠

Gut & Mental Health

Why your gut produces the majority of your serotonin — and how healing it can shift your mood, anxiety, and mental clarity in ways nothing else has.

⚖️

Gut & Weight

How inflammation, food sensitivities, and an imbalanced microbiome contribute to stubborn weight that doesn't budge no matter what you try.

Gut & Skin

The gut-skin axis is real. Learn how what's happening inside your digestive system shows up on the outside — and how to address it at the root.

🌿

Gut & Hormones

How your gut microbiome directly impacts estrogen metabolism, cortisol regulation, and the hormonal balance that affects everything from your cycle to your sleep.

🫀

Gut & The Nervous System

The gut-brain connection and how chronic stress, trauma, and nervous system dysregulation can drive gut dysfunction — and what to do about it.

🍽️

30+ Gut-Friendly Recipes

Simple, delicious recipes your whole family will love — making it easy to stick to your new habits without cooking separate meals or spending hours in the kitchen.

This Book Is For You If...

You've tried everything.
Nothing has stuck.

😔

You're exhausted, bloated, and foggy — and your doctor says everything looks fine.

You know something is off. This book helps you understand exactly what — and what to do about it.

🔄

You've tried every diet and seen temporary improvements at best.

Because diets don't address the root cause. This book does — and that's the difference between temporary and lasting.

😵‍💫

You're overwhelmed by conflicting advice and don't know where to start.

This book cuts through the noise with simple, science-backed strategies that make sense — and actually fit your life.

The 30-Day Protocol

Knowledge is the foundation.
The protocol is the path.

Once you understand your gut, the 30-day protocol gives you a clear, structured way to heal it. Three phases, one direction — designed to fit real life.

1
Week 1–2 · Phase One
Reset — Clear the path
Remove the foods and habits silently driving inflammation. Give your gut the space it needs to begin healing. You'll feel the shift faster than you expect.
2
Week 3–4 · Phase Two
Rebuild — Restore the foundation
Reintroduce nourishing foods that rebuild the gut lining and rebalance your microbiome. This is where your hormones begin to stabilise and energy returns.
3
Day 30 & Beyond · Phase Three
Restore — Make it your life
A sustainable framework for maintaining everything you've built — so this isn't just a 30-day experiment, it's the start of how you live and feel for good.
Reader Stories

Real women.
Real results.

★★★★★

"Katie taught me SO much about gut health, and things to do to improve it — she seriously changed my life. This book is such an easy read, with an AMAZING plan to heal your gut. Follow this plan and see your life change."

Katie · Verified Purchase
★★★★★

"As someone who has struggled with hypothyroidism and hormone imbalances for almost 20 years, I truly took away valuable learnings from this book. It provides a proper toolkit to help heal your gut with sustainable next steps — the science behind the gut, but in a digestible form."

AE · Verified Purchase
★★★★★

"What I appreciated most was how approachable and realistic the guidance felt. The focus on sustainable changes, clear explanations, and practical recipes makes it feel supportive rather than overwhelming. A solid resource for people who want structure and clarity instead of quick fixes."

FictionJunkie · Verified Purchase
★★★★★

"She loved it and actually started following the advice right away. What stood out was how simple and realistic everything is. It's not some extreme diet or quick fix — it focuses on practical, sustainable changes. This book seems to deliver."

Justin Roberts · Verified Purchase
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Ready?

Understand your body.
Change everything.

Imagine fewer digestive issues, more energy, and finally feeling at home in your body — all while enjoying delicious meals your whole family loves. This is the book that makes it possible.

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