A maze day is an accidental hike. You walk in circles, the sun moves, and by the time you find the exit the afternoon has pulled more fluid than anyone planned for. For a stone-prone visitor the rule is to treat the maze as a trail: carry a bottle that actually enters the field with you, drink at every junction, and do not rely on the festival midway — which is usually a quarter-mile of walking away from the maze entrance — as your water source.
The midway food is mostly the low-oxalate end of the scale, with the fried and sweet stands as the portioned part:
| Food | Oxalate (mg) | Serving | Rating |
|---|---|---|---|
| Water, still | 0 mg | 1 glass | Safe |
| Sparkling water, plain | 0 mg | 1 can | Safe |
| Cheese, hard | 1 mg | 1 oz | Safe |
| Apple, fresh | 2 mg | 1 medium | Safe |
| Banana | 6 mg | 1 medium | Safe |
Plain water and sparkling water carry no oxalate, which makes them the festival default — and the stone-aware version of the day keeps them in hand while the kettle corn and fried dough stays a shared treat. Cheese and fruit are the low-oxalate anchors that make the midway stop a real meal stop instead of a sugar stop.
Three habits cover most of the upside. Take the bottle into the maze, not just to the festival. Set a fluid check at each maze junction — one of the few natural timing points the maze gives you. And when the family hits the midway, pick one treat to share rather than a per-person snack stack, with water as the actual drink. The day is long; the pattern of the day is what matters for a stone plan, not any single stand.
See how oxalate values are measured and verified on our data methodology page.