Have you ever experienced digestive discomfort and wondered if there’s a diet that could bring you relief? You’re not alone. Many individuals struggle with digestive issues and are in search of effective solutions that offer real results.
Digestive problems such as bloating, abdominal pain, and irregular bowel movements can significantly impact your quality of life. The low FODMAP diet, developed by researchers at Monash University, has emerged as a promising approach to manage these symptoms. Originally designed for individuals with irritable bowel syndrome (IBS), this diet focuses on eliminating specific types of fermentable carbohydrates known to trigger digestive distress.
If you’re seeking a way to soothe your digestive system and improve your overall gut health, understanding the low FODMAP diet could be a game-changer.
What is the low FODMAP diet?
The low FODMAP diet is an eating plan designed to help manage symptoms of irritable bowel syndrome (IBS) and other digestive disorders.
FODMAP is an acronym:
Fermentable
Oligosaccharides
Disaccharides
Monosaccharides
And
Polyols
These are short-chain carbohydrates (sugars) that are poorly absorbed in the small intestine. When FODMAPs are poorly absorbed, they can be fermented by bacteria in the gut, leading to gas, bloating, abdominal pain, and changes in bowel habits.
Why are high FODMAP foods hard to digest?
1. Poor absorption
FODMAPs are short-chain carbohydrates that are often poorly absorbed in the small intestine. This means they move further down the digestive tract, reaching the large intestine.
2. Osmotic effect
These carbohydrates are osmotically active, meaning they draw water into the intestines. This increased water volume can lead to bloating and diarrhoea.
3. Fermentation
In the large intestine, bacteria ferment the undigested FODMAPs. This fermentation process produces gas, which can cause bloating, flatulence, and abdominal discomfort.
4. Gut sensitivity
Individuals with conditions like Irritable Bowel Syndrome (IBS) often have heightened sensitivity to the effects of FODMAPs. Their intestines may be more reactive to the increased gas and water, leading to more pronounced symptoms.

How does the low FODMAP diet work?
The low FODMAP diet involves three phases:
- Elimination phase: High-FODMAP foods are removed from the diet for 2-6 weeks.
- Reintroduction phase: FODMAP-containing foods are gradually reintroduced, one at a time, to identify trigger foods.
- Personalisation phase: A long-term eating plan is created that limits the trigger foods that were identified during the reintroduction phase.
The goal is to identify which FODMAPs contribute to an individual’s symptoms and then create a personalised eating plan that minimises those symptoms.
What are some high-FODMAP foods?
Some examples include garlic, onions, asparagus, broccoli, cabbage, leeks, mushrooms, apples, avocados, bananas, cherries, dried fruit, fruit juice, grapes, peaches, cow’s milk, custard, evaporated milk, ice cream, yoghurt, black-eyed peas, chickpeas, lentils, kidney beans, pinto beans, soybeans, some marinated meats/poultry/seafood, wheat/rye/barley-based breads, breakfast cereals, biscuits, snack products, high-fructose corn syrup, honey, and sugar-free candy.
What are some low-FODMAP foods?
Examples include plain cooked meats, poultry, seafood, eggs, rice, quinoa, oats, bananas, blueberries, strawberries, carrots, potatoes, and some dairy alternatives.
Tips for better digestion on a low FODMAP diet
1. Eliminate high-FODMAP foods: Avoid foods high in FODMAPs, such as dairy (milk, yoghurt, ice cream), wheat-based products (bread, cereal, crackers), beans and lentils, some vegetables (artichokes, asparagus, onions, garlic), and certain fruits (apples, pears, peaches).
2. Focus on low-FODMAP foods: Prioritise low-FODMAP foods like lean meats, eggs, fatty fish, leafy greens, nuts, seeds, and fruits with lower sugar content.
3. Increase fibre intake: Choose low-FODMAP, high-fibre foods like oats, quinoa, bananas, and berries to promote regular bowel movements and relieve constipation.
4. Stay hydrated: Drinking plenty of water is crucial for digestive health, especially when managing IBS or other digestive issues.
5. Consult a dietitian: Seek guidance from a registered dietitian or healthcare professional experienced in low-FODMAP diets to ensure a balanced and safe approach.
6. Cooked foods: Cooked foods are typically easier to digest than raw foods, as cooking can help break down fibre and other components.
7. Chew thoroughly: Chewing food well can aid digestion and prevent some digestive issues.
8. Manage stress: Stress can negatively impact digestion, so practicing relaxation techniques can be beneficial.
9. Batch cooking: Prepare meals in advance to save time and ensure you have healthy, low-FODMAP options readily available.
10. Be mindful of hidden FODMAPs: Be aware that some processed foods and sauces may contain hidden FODMAPs.
11. Gradual reintroduction: After an elimination phase, gradually reintroduce high-FODMAP foods one at a time to identify specific triggers and personalise your diet.

Final thoughts
Embarking on the low FODMAP diet journey can be a game-changer for your digestion and overall well-being. By understanding your body’s unique needs and making informed food choices, you can alleviate discomfort and rediscover the joy of eating.
Remember, it’s all about finding balance and listening to your gut—literally! So why not give it a try? Your stomach just might thank you. Here’s to happy, healthy digestion!
Book an appointment with an Allied Health professional at Point Cook Physical for a multi-disciplinary approach to a healthy mind and body.
Author
-
Cherie Beahan
Dietetian
View all postsMs Cherie Beahan is an experienced Accredited Practising Dietitian (APD) who has worked in various settings, including hospitals, aged care facilities and community health.
As a dietitian, her focus is helping her clients achieve their dietary goals and improve their relationship with food. She works within their current eating and lifestyle patterns to provide individualised advice.



