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 | 92 g | 3 mg | Safe |
| 2 x 1 cup | 184 g | 6 mg | Safe |
| ½ x 1 cup | 46 g | 1.5 mg | Safe |
🏷️ Tags
🟢 See all Fruits rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Should I avoid Grapes if I have kidney stones?
Yep, you're good. Grapes clocks in at 3 mg oxalate per 1 cup — way under the 25 mg cutoff. Eat it without the stress. Measured by Harvard, not guessed.
What's the oxalate content of Grapes?
Quick math: 1 cup of Grapes = 3 mg oxalate. 100g = 4 mg. Both numbers come from Harvard's latest lab measurements. Not AI, not a database, actual lab work.
Is Grapes high in oxalates?
Definitely low. 3 mg oxalate per 1 cup. That's the green zone. No restrictions needed for this food.
What are the best low-oxalate alternatives to Grapes?
The easiest move: swap Grapes 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 much sodium does Grapes have?
Sodium's not the issue here. Grapes has 7 mg per 100g — comfortably low. No need to worry about salt pushing extra calcium into your urine with this food.