Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Oxalate by Serving Size
| Serving | Weight | Oxalate | Verdict |
|---|---|---|---|
| 1/4 cup | 31 g | 11 mg | Safe |
| 2 x 1/4 cup | 62 g | 22 mg | Safe |
| ½ x 1/4 cup | 15 g | 5.5 mg | Safe |
🏷️ Tags
🟢 See all Grains & Pasta rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Should I avoid Corn if I have kidney stones?
No red flags here. Just 11 mg per 1/4 cup — well below the 25 mg danger line. You can keep Corn in your regular rotation. Data comes from Harvard (2024).
How much oxalate is in Corn?
Quick math: 1/4 cup of Corn = 11 mg oxalate. 100g = 37 mg. Both numbers come from Harvard's latest lab measurements. Not AI, not a database, actual lab work.
Is Corn low or high oxalate?
Low. 11 mg per 1/4 cup puts Corn firmly in the low-oxalate category. Safe for regular eating if you're managing kidney stones.
What are the best low-oxalate alternatives to Corn?
Don't give up the whole category — just pick a safer member of it. The green foods in the related section all work as substitutes for Corn with a fraction of the oxalate.
How reliable is the data for Corn?
Oxalate: very reliable (Harvard 2024 lab measurement). Other nutrients: still being matched to USDA data. The oxalate figure is what matters for a kidney stone decision, and that one's solid.