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 | 73 g | 1 mg | Safe |
| 2 x 1/2 cup | 146 g | 2 mg | Safe |
| ½ x 1/2 cup | 36 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 Hearts of palm safe for kidney stones?
It's fine. Hearts of palm has 1 mg of oxalate per 1/2 cup. That's low enough that kidney stone patients don't really need to worry about it. Harvard did the measuring, not us.
What's the oxalate content of Hearts of palm?
1 mg — that's the oxalate in a standard 1/2 cup of Hearts of palm. For the 100g comparison freaks: 0 mg. Source is Harvard's 2024 food analysis project.
Is Hearts of palm high in oxalates?
Nope. Hearts of palm is a low-oxalate food — just 1 mg per 1/2 cup. Well under the 25 mg cutoff. You're in the clear with this one.
What can I eat instead of Hearts of palm?
There are almost always safer swaps in the same food family. For Hearts of palm, check the related foods section below — the green-marked ones are your best bets. All verified by Harvard (2024).
How reliable is the data for Hearts of palm?
The 1 mg oxalate figure is direct from Harvard's lab — measured, not estimated. The sodium/protein/calcium numbers aren't fully matched yet. When they are, we'll update.