Dishes · Sandwiches
Is tuna sandwich high in oxalate?
B
No. Low, 9.9 mg per 1 sandwich
Range 9 to 14 mg across the studies behind each ingredient
One serving of tuna sandwich (1 sandwich) has about 9.9 mg of oxalate, 20% of the 50 mg a day many stone clinics aim for. White bread carries 89% of it.
What's in it
A typical home recipe for one serving. Each ingredient uses the middle published value from its own page, scaled to the amount in the dish. Your recipe may differ, so add your own in the calculator.
| Ingredient | Amount | Oxalate | Share |
|---|---|---|---|
| White bread grade A | 54 g 2 × 1 slice | 8.8 mg | 89% |
| Tuna grade A | 100 g 1 × 3.5 oz canned | 1 mg | 10% |
| Lettuce grade A | 10 g 0.3 × 1 cup shredded | <1 mg | 1% |
| Mayonnaise grade A | 14 g 1 × 1 tbsp | 0 mg | 0% |
By Oliver Silen · Data checked November 2, 2026 · Not medical advice