
Dr Harriet Campbell
Functional & Nutritional Medicine
For Gut and Digestive Health

Functional and Nutritional Medicine for Gut and Digestive Health - A smarter approach to digestive wellness
Are you struggling with bloating, discomfort, acid reflux or sluggish digestion? Do you feel like your gut health is holding you back from feeling your best? You’re not alone, and I’m here to help.
Supporting gut & digestive health isn’t just about food, it’s about understanding your body and giving it what it needs to thrive.
Why Gut & Digestive Health Matter
When your gut is thriving, so are you. From mood and energy to skin and immune health, your gut plays a powerful role in how you feel every day. When your digestive health is out of balance, it can lead to bloating, discomfort, food sensitivities, fatigue, and even anxiety. But the good news? With the right support, your gut can heal.
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That’s where I come in. My approach to gut health & digestive health is all about finding the root cause of your symptoms and helping you make realistic, long-term changes that fit your lifestyle.
How I Can Support Your Gut Health
Personalised Nutrition for Gut Health
No one-size-fits-all diets here! We work together to find what foods nourish your body best.
Advanced Digestive Health Testing
Get real answers about what’s happening in your gut with functional tests that go beyond standard medical checks.
Bloat-Free
Eating Strategies
Discover the foods and habits that work for your body, so you can eat without discomfort.
Support for IBS, acid reflux, digestive issues & food sensitivities
If you’ve been struggling with symptoms for years, we’ll create a plan to help you feel better.

About Dr. Harriet Campbell
Gut & Digestive Health Specialist

I’m a medical doctor and registered nutritional therapist with nearly 30 years’ experience as an NHS GP. After seeing so many people struggle with unresolved gut issues like bloating, reflux, constipation, or fatigue, I knew there had to be a better way.
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That’s why I now combine conventional medicine with personalised nutrition and lifestyle support, getting to the root of digestive problems for long-lasting relief.
What My Clients Say
"As an experienced health and wellness professional who has had on/off gut issues for years, I found it hugely valuable to have someone who is trained in both traditional and functional medicine supporting me.
Harriet has a wealth of knowledge but above all else, genuinely takes the time and care with you as a client/patient.
I cannot recommend Harriet highly enough."
MK, West Midlands
"Having suffered from IBS for about 30 years, I finally decided that I needed help to calm down my misfunctioning gut . Dr Campbell showed me that it was achievable. She taught me what to eat and which nutrients to supplement in order to meet the needs of my fragile digestive system. We also talked a lot about lifestyle intervention.
She was so full of practical, easily actionable advice that my journey towards better health was a real pleasure. I felt supported, encouraged and empowered and I am delighted with the results achieved."
CS, Northamptonshire
"Dr Harriet Campbell gave me back my everyday living and social life. Even my grandchildren were getting concerned about how poorly grandma was. Harriet is kind and understanding."
LS, Northamptonshire
Work With a Gut Health Doctor & Nutritionist for Personalised Nutrition Services
Are you tired of feeling bloated, sluggish, or constantly battling digestive issues? You’re not alone and the good news is, you don’t have to figure it out on your own. As a doctor and also a nutritional therapist, I specialise in personalised nutrition services designed to help you feel energised, balanced, and in control of your health.
As both a medical doctor and a registered nutritional therapist, I'm uniquely positioned to approach your health concerns from every angle-combining medical insight with a personalised, holistic approach tailored to your individual needs.
Together, we'll work towards lasting, positive changes using the powerful blend of functional and nutritional medicine and a full understanding of your conventional medical journey.
Programme duration is either 6 or 12 weeks, giving you the time to experience real benefits with continued support and accountability throughout.
How I can help you
I offer two programmes with differing levels of support.
Click below to learn more and see which one is right for you.
Your free ebook
5 easy ways to beat the bloat
Download your free ebook by signing up to my newsletter. Discover simple solutions if you're struggling with bloating and other troublesome digestive symptoms
