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 cup sliced | 180 g | 1 mg | Safe |
| 2 x 1 cup sliced | 360 g | 2 mg | Safe |
| ½ x 1 cup sliced | 90 g | 0.5 mg | Safe |
🏷️ Tags
🟢 See all Vegetables rated Safe for kidney stones →
⚖️ Compare this food: · vs Potato · vs Celery →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Should I avoid Zucchini if I have kidney stones?
Don't overthink this one. Zucchini has 1 mg oxalate per 1 cup sliced. That's solidly safe territory for kidney stones. The number is from Harvard's latest lab work.
How much oxalate is in Zucchini?
The lab result: 1 mg per 1 cup sliced (180g serving). That's 0 mg per 100g. Harvard's ion chromatography analysis, 2024. Not crowdsourced, not estimated.
Is Zucchini low or high oxalate?
It's low. 1 mg per 1 cup sliced is well under the 25 mg danger line. Zucchini is not the food you need to worry about.
What can I eat instead of Zucchini?
Plenty of options. Scroll down to Related Foods — every 🟢 green item there is a lower-oxalate alternative to Zucchini. Same food group, way less oxalate.
How reliable is the data for Zucchini?
The oxalate number for Zucchini — 1 mg per serving — is from Harvard's 2024 lab analysis. That part is solid. The USDA nutrition data (sodium, protein, calcium) is still being matched — we'll update when it's available.