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 serving | 100 g | 4 mg | Safe |
| 2 x 1 serving | 200 g | 8 mg | Safe |
| ½ x 1 serving | 50 g | 2 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 barley malt flour if I have kidney stones?
It's fine. barley malt flour has 4 mg of oxalate per 1 serving. That's low enough that kidney stone patients don't really need to worry about it. Harvard did the measuring, not us.
How much oxalate is in barley malt flour?
Here are the numbers: 4 mg oxalate in one 1 serving of barley malt flour (100g). Per 100 grams, that's 157 mg. Harvard T.H. Chan SPH did the lab work (2024) — these aren't database guesses.
Is barley malt flour a high-oxalate food?
It's low. 4 mg per 1 serving is well under the 25 mg danger line. barley malt flour is not the food you need to worry about.
What are the best low-oxalate alternatives to barley malt flour?
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 barley malt flour with a fraction of the oxalate.
How reliable is the data for barley malt 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.