Yes, Old fashioned oats contain Low levels of FODMAPs when consumed in typical serving sizes
Typical serving size: ½ cup (52g)
This portion contains low amounts of FODMAPs, making it suitable for most people with IBS.
Best Low FODMAP alternatives to Old fashioned oats for your diet
You can also substitute Old fashioned oats by swapping them with quinoa flakes, rice flakes, oat bran. These alternatives work great in most recipes and are gentler on your stomach if you’re following a low FODMAP diet.
Are Old fashioned oats good for people with IBS?
Yes, Old fashioned oats are ok for IBS when consumed in appropriate serving sizes. It is considered low FODMAP and generally well-tolerated. For those managing IBS or SIBO during the elimination phase, it’s generally safe to include this ingredient in your meals within recommended portions. However, it’s important to avoid overconsumption, as larger servings may exceed Low FODMAP thresholds. Allow adequate time between meals to support digestive processing and maintain symptom relief.
Pro tip: Ingredients under 2% of a product or used for colouring are typically too minimal to trigger FODMAP reactions.
About Old fashioned oats
Rolled oats, commonly used in breakfast cereals, granola bars, and baking, are whole oat groats that have been steamed and flattened, providing a good source of fibre and essential nutrients.

