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 medium | 70 g | 3 mg | Safe |
| 2 x 1 medium | 140 g | 6 mg | Safe |
| ½ x 1 medium | 35 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 Plums if I have kidney stones?
It's fine. Plums has 3 mg of oxalate per 1 medium. 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 Plums?
The exact figure: 3 mg of oxalate per 1 medium of Plums. Works out to 5 mg/100g. This is the number kidney stone patients actually need. Harvard (2024) verified.
Is Plums a high-oxalate food?
It's low. 3 mg per 1 medium is well under the 25 mg danger line. Plums is not the food you need to worry about.
What can I eat instead of Plums?
Look at the 'Safe Alternatives' section right below this FAQ. Those foods are all under 25 mg oxalate per serving and in the same category as Plums. Pick from those.
How reliable is the data for Plums?
The oxalate number for Plums — 3 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.