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 | 30 g | 1 mg | Safe |
| 2 x 1/2 cup | 60 g | 2 mg | Safe |
| ½ x 1/2 cup | 15 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 wasabi safe for kidney stones?
It's fine. wasabi 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 wasabi?
Here are the numbers: 1 mg oxalate in one 1/2 cup of wasabi (30g). Per 100 grams, that's 4 mg. Harvard T.H. Chan SPH did the lab work (2024) — these aren't database guesses.
Is wasabi a high-oxalate food?
Nope. wasabi 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 wasabi?
Substitutes exist. The safe alternatives listed below are all low-oxalate foods in the same family as wasabi. Grab one of those and you dodge the oxalate while keeping similar flavors.
How reliable is the data for wasabi?
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.