Coffee is generally considered to have low FODMAP.
While coffee itself is not high in FODMAPs, some of the additives that are commonly used in coffee, such as milk or sweeteners, can be high in FODMAPs. So, if you are sensitive to FODMAPs, it's important to be mindful of what you add to your coffee.
However, it's worth noting that caffeine, which is present in coffee, can also be an irritant for many people, whether they have IBS or not. Caffeine stimulates the production of stomach acid, which can lead to heartburn, acid reflux, and other digestive symptoms. Additionally, caffeine can act as a diuretic, which can lead to dehydration and exacerbate constipation.
It's also important to consider the amount of coffee you consume. While a small to moderate amount of coffee is generally well-tolerated, excessive consumption can lead to jitteriness, anxiety, and other unpleasant side effects.
In conclusion, coffee is low FODMAP, but it's important to be mindful of the additives you use and to consider the potential effects of caffeine on your digestive system. As with any food or beverage, it's important to listen to your body and make choices that work best for you.