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 | 36 g | 10 mg | Safe |
| 2 x 1/4 cup | 72 g | 20 mg | Safe |
| ½ x 1/4 cup | 18 g | 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
Is Flour safe for kidney stones?
No red flags here. Just 10 mg per 1/4 cup — well below the 25 mg danger line. You can keep Flour in your regular rotation. Data comes from Harvard (2024).
What's the oxalate content of Flour?
One 1/4 cup of Flour = 10 mg oxalate. Scale it up to 100g and you're at 27 mg. Direct measurement from Harvard, 2024. About as reliable as food data gets.
Is Flour low or high oxalate?
Definitely low. 10 mg oxalate per 1/4 cup. That's the green zone. No restrictions needed for this food.
What can I eat instead of Flour?
There are almost always safer swaps in the same food family. For Flour, check the related foods section below — the green-marked ones are your best bets. All verified by Harvard (2024).
How reliable is the data for Flour?
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.