Top Allergy-Friendly Popsicles + Frozen Treats The sound of an ice cream truck can be music to your ears, even if you have food allergies. All of the popsicles and frozen treats on our food allergy-friendly list are either produced in a dedicated allergen-free facility or manufactured with the highest standards to prevent cross-contact. So whether you are in line for the ice cream truck or searching the grocery aisles, we think this list is pretty sweet. Dedicated Facilities | Non-Dedicated Facilities