Anna Mapson IBS nutritionist

Inside Knowledge for people with IBS

Health EN ↓ 161 episodes

Are you tired of living with the unpredictable and often painful symptoms of IBS? If you've been struggling to find relief and don't know what to eat to ease bloating, excessive gas, and stomach cramps, this podcast is for you. Discover expert advice on digestion, gut health, bloating, constipation, diarrhoea and gas. This podcast offers practical IBS nutrition and diet strategies to ease symptoms, improve digestion, and support your gut health, based on years of my clinical experience as a UK registered nutritional therapist. You’ll find actionable tips to manage IBS diet challenges and enhan...

Author

Anna Mapson IBS nutritionist

Category

Health

Latest episode

Jul 7, 2026

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Episodes

30 days of IBS food - Sweet potato 14.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Sweet potatoes are a great source of beta-carotene which can be converted into vitamin A. But how do they compare to normal potatoes? If you're enjoying this podcast mini series please review or rate my...

30 days of IBS food - Onions 13.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Onions are a common IBS trigger, so are there any ways to start eating them again? Find out in today's episode. If you're enjoying this podcast mini series please review or rate my podcast. Normal weekl...

30 days of IBS food - Oranges 12.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Oranges are famed for vitamin C, and they are also low FODMAP despite being very sweet. Listen for more on how to enjoy them if you have IBS. If you're enjoying this podcast mini series please review or...

30 days of IBS food - Cabbage 11.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Cabbage contains sulphur, but does that actually make hydrogen sulphide SIBO worse? Find out in this episode. If you're enjoying this podcast mini series please review or rate my podcast wherever you're...

30 days of IBS food - Blueberries 10.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Most people with IBS can eat blueberries, but you might be worried about sugar in fruit. This short episode explains how to eat them, and why they are so good for your brain, immune system and gut healt...

30 days of IBS food - Tofu 09.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Firm tofu is low FODMAP and a great way to add plant based protein to your weekly meals. I share tips on how to eat it as well as why it's so healthy. If you're enjoying this podcast mini series please...

30 days of IBS food - Walnuts 08.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Adding walnuts could increase beneficial gut bacteria, and crowd out microbes associated with poor health within 8 weeks. Listen to find out how much you need to eat for this effect. If you're enjoying...

30 days of IBS food - Avocado 07.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Avocado is rich in heart healthy monounsaturated fats and surprisingly high in fibre. It's classified as it's own Polyol persietol, and this episode explains more about that. If you're enjoying this pod...

30 days of IBS food - Edamame 06.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Despite being a bean, edamame (or soy beans) are not high FODMAP in a normal portion of 80g (1/2 a cup). The fibre is helpful for high cholesterol levels and can support healthy hormones. If you're enjo...

30 days of IBS food - Yoghurt 05.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Yoghurt tends to be lower in lactose and easier to digest compared to milk. It's a good source of vegetarian protein, and high in calcium which supports bones, teeth and heart health. If you're enjoying...

30 days of IBS food - Seeds 04.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Seeds are incredibly nutritious and cheaper than nuts. Listen to find out which seeds I recommend for gut health. If you're enjoying this podcast mini series please review or rate my podcast wherever yo...

30 days of IBS food - Apples 03.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Apples contain pectin, an excellent fibre for supporting gut health and they are also rich in antioxidants, supporting the immune system. If you're enjoying this podcast mini series please review or rat...

30 days of IBS food - Cheese 02.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Cheese is a good source of calcium and protein - and you don't need to avoid it even if you're lactose intolerant. If you're enjoying this podcast mini series please review or rate my podcast wherever y...

30 days of IBS food - Tomatoes 01.04.2026

For IBS Awareness Month I'm sharing mini daily podcasts about common foods and how they affect IBS or SIBO. I want to help you expand your diet, and understand more how foods affect your digestion. Tomatoes are rich in antioxidants and can be hard to avoid - so do you need to skip them if you have IBS? If you're enjoying this podcast mini series please review or rate my podcast wherever you're lis...

Ep 121 - Why the low FODMAP diet might not work for you | IBS Diet Troubleshooting 31.03.2026

The low FODMAP diet is one of the best IBS diet interventions we have, but doesn't work for everyone. It can be complicated to follow, especially if you're doing it on your own. But there are other reasons why it doesn't work for the 1 in 4 people who try it. This week I'm talking about: FODMAP stacking and confusion over portions Fibre balancing during the low FODMAP diet Food allergies Stress an...

Ep 120 - How to reintroduce FODMAPs to your diet 24.03.2026

This is the part of the low FODMAP diet people get stuck on, so this week I'm talking about how to do your reintroduction of high FODMAP foods. I cover; Why you need to understand portion sizing What to look for during the reintroduction stage Which order you should reintroduce FODMAPs And lots more helpful titbits about the process! Buy my book - Inside Knowledge for people with IBS & SIBO (f...

Ep 119 - Is the low FODMAP diet bad for your gut health? 16.03.2026

Is the low FODMAP diet good for your gut long term? In this episode, I explain what happens to your gut bacteria during the restriction phase, including changes to fibre intake and beneficial microbes. You’ll learn why the diet is designed to be temporary, the risks of staying on it too long, and how to avoid common mistakes. Buy my book - Inside Knowledge for people with IBS & SIBO (find it o...

Ep 118 - Endometriosis and IBS - Overlapping Symptoms and Nutrition Solutions 09.03.2026

Many women with endometriosis are misdiagnosed with IBS, or have both. This week I cover the complex relationship between endometriosis and IBS, highlighting common symptoms, challenges around diagnosis, and practical dietary approaches to manage inflammation and digestive issues. Buy my book - Inside Knowledge for people with IBS & SIBO (find it on Amazon) Get free weekly IBS & SIBO email...

Ep 117 - IBS and mental health - the two way connection 03.03.2026

Many people with IBS are told either “It’s just stress.” or “Your anxiety is all about your gut.” A large, long-term population study followed people for 7 years to answer look at whether IBS causes mental health issues, or the other way round. The answer is nuanced, so this week I'm talking about the connection between the brain and gut. Paper - PMID: 41667938 Bidirectional associations between i...

Ep 116 - IBS Diagnosis Guide - What to Tell Your Doctor & How to Prepare 17.02.2026

Suspected IBS but not yet diagnosed? Learn what your doctor needs to hear and the diagnostic criteria they'll use. In this episode, discover exactly what information to document before your appointment, which conditions your doctor should rule out, and how to present your symptoms convincingly so you get answers faster. Buy my book - Inside Knowledge for people with IBS & SIBO (find it on Amaz...

Ep 115 - How to start the low FODMAP diet - a guide for beginners 10.02.2026

If you've been told to start the low FODMAP diet but don't know how to begin, this episode is for you. In this episode, I break down exactly what you CAN eat during the restriction phase and share a practical meal-planning framework for your first week. Get step-by-step guidance on IBS nutrition with my FREE DOWNLOAD. Includes recipes and guide to begin with confidence Low FODMAP Starter kit - htt...

Ep 114 - How does body weight affect your digestive health 27.01.2026

In response to an angry comment on my website blog (which I deleted as it was rude) this week's episode covers how being overweight or underweight can affect your gut health. Key points for today: Weight doesn't directly cause IBS but can influence symptoms High BMI is linked to increased inflammatory markers and reflux Low body weight may slow gut transit time and lead to nutrient deficiencies wh...

Ep 113 - Could your IBS be histamine intolerance? 20.01.2026

Histamine intolerance mimics IBS symptoms so closely that many people follow the wrong diet plan for years. This week, discover what histamine does in your body, why it builds up, whether low-histamine diets actually work, and how to test your own tolerance without guesswork. If bloating, gas, and digestive flares persist despite your current approach considering histamine could be what you need....

Ep 112 - 3 new gut health science papers - IBS, SIBO & digestion 12.01.2026

Want to discover some of the latest gut health research? I break down 3x brand new research papers on SIBO breath testing, probiotics for IBS, and gut microbiome science. I'll help you understand exactly what the latest evidence says about your digestion and symptom relief and why you need to be aware of this if you have symptoms like bloating, gas, tummy pain or erratic bowel movements. The paper...

Ep 111 - Explaining the Gut Reset Cogs Model 06.01.2026

When I work with IBS and SIBO clients I focus on specific key areas to help improve digestion. I like to think of them as four key cogs in a machine, and I've called this my Gut Reset Cogs Model. These are: Eating - when to eat, mindful eating Diet - what you should eat when you have IBS Gut Health - how the microbes affect your digestion Lifestyle - focus on sleep, exercise and stress This week's...

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