Understanding the Connection Between IBS and Food Intolerance
- Bristol Intolerance Therapy
- Nov 4
- 2 min read
Updated: 18 hours ago
Irritable Bowel Syndrome (IBS) is not just a gut issue; it’s a significant hurdle for millions around the world. IBS can severely disrupt daily life, leading to symptoms like abdominal pain, bloating, gas, and frequent changes in bowel habits. The precise cause of IBS is still unknown, but many people find a strong relationship between their symptoms and certain foods. This is where understanding food intolerance becomes vital in managing IBS effectively.
What is IBS?
IBS is a surprisingly common condition that affects the digestive system or gastrointestinal tract. While it affects how the gut operates, sometimes by speeding up or slowing down contractions, there are no visible signs of damage in the digestive system. Symptoms can vary widely, which makes diagnosis and treatment challenging. Common signs include:
Abdominal pain or cramping
Bloating and gas
Diarrhoea or constipation
Alterations in bowel habits
Recognising your symptoms and identifying what triggers them is vital for effective IBS management.
The Role of Food Intolerance
Food intolerance occurs when the body struggles to digest certain foods, resulting in uncomfortable symptoms. Unlike food allergies, which provoke an immune response, food intolerances stem from the digestive system's difficulty in breaking down certain ingredients.
Food intolerances can exacerbate the symptoms of IBS and identifying these triggers plays a critical role in managing IBS effectively.

A colorful assortment of fresh produce, highlighting healthy food choices.
Identifying Your Triggers
Finding food intolerances can be challenging as symptoms can occur hours after consuming a trigger food. There could also be an ingredient you're consuming on a daily basis without obvious flare ups that your body is struggling to process, leading to underlying inflammation that can then be exasperated by other, difficult to digest foods. Identifying these foods or drinks can be extremely helpful for managing IBS.
Our food intolerance and sensitivity test can help to pinpoint what may be contributing to your symptoms.
The Importance of a Balanced Diet
While avoiding trigger foods is crucial, maintaining a balanced diet helps prevent nutritional gaps. Here’s how you can ensure a well-rounded diet while managing IBS:
Focus on Whole Foods: Aim for a variety of fruits, vegetables, whole grains, healthy fats and lean proteins.
Hydrate, hydrate, hydrate: Hydration is key for digestion. Aim for at least 8 cups of water per day. Limit drinks that are counterproductive such as fizzy drinks, alcohol or caffeinated hot drinks.
Managing IBS Symptoms
Alongside dietary changes, other strategies for managing IBS symptoms include:
Stress Management: Stress often worsens IBS symptoms. Incorporate relaxation techniques such as yoga, deep breathing, or meditation into your daily routine.
Regular Exercise: Exercise helps regulate bowel function and reduces stress. We're all busy these days but remember - 10 minutes a week is better than 0 minutes!
Taking Control of IBS
Understanding the connection between IBS and food intolerance is important for effective symptom management. By identifying your triggers and making informed dietary choices, you empower yourself to take control of your health. With the right strategies, you can navigate the challenges of IBS and lead a healthier, more comfortable life.




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