The Problem With A Gluten-Free Diet However, a gluten-free diet may be overly restrictive of gluten-containing foods that are low in fructans. For example, sourdough bread has gluten but its ...

Fructans are strands of fructose subunits ... Why is that so, given that only people who have celiac disease are known to be sensitive to gluten? The reason is that foods contain different compounds.