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 |
|---|---|---|---|
| 1/2 cup | 70 g | 1 mg | Safe |
| 2 x 1/2 cup | 140 g | 2 mg | Safe |
| ½ x 1/2 cup | 35 g | 0.5 mg | Safe |
🏷️ Tags
🟢 See all Vegetables rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Is Water chestnuts safe for kidney stones?
Safe pick. 1 mg oxalate per 1/2 cup means Water chestnuts is comfortably in the green zone. Harvard's 2024 lab data says so. No need to track this one obsessively.
How much oxalate is in Water chestnuts?
1 mg — that's the oxalate in a standard 1/2 cup of Water chestnuts. For the 100g comparison freaks: 0 mg. Source is Harvard's 2024 food analysis project.
Is Water chestnuts low or high oxalate?
Definitely low. 1 mg oxalate per 1/2 cup. That's the green zone. No restrictions needed for this food.
What are the best low-oxalate alternatives to Water chestnuts?
The easiest move: swap Water chestnuts for any 🟢 Safe food in the related foods grid. They're all under 25 mg per serving and verified by Harvard's 2024 data. Problem solved.
How reliable is the data for Water chestnuts?
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.