Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Low Animal Protein
Duck breast contains animal protein (about 0g per 100g). The AUA recommends limiting non-dairy animal protein to 3 oz (palm-sized) per meal. Reference guide, not an official standard.
📏 Oxalate by Serving Size
| Serving | Weight | Oxalate | Verdict |
|---|---|---|---|
| 3 oz | 85 g | 0 mg | Safe |
| 2 x 3 oz | 170 g | 0 mg | Safe |
| ½ x 3 oz | 42 g | 0 mg | Safe |
🏷️ Tags
🟢 See all Meat & Poultry rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Is Duck breast safe for kidney stones?
It's fine. Duck breast has 0 mg of oxalate per 3 oz. 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 Duck breast?
Quick math: 3 oz of Duck breast = 0 mg oxalate. 100g = 0 mg. Both numbers come from Harvard's latest lab measurements. Not AI, not a database, actual lab work.
Is Duck breast a high-oxalate food?
Nope. Duck breast is a low-oxalate food — just 0 mg per 3 oz. Well under the 25 mg cutoff. You're in the clear with this one.
What are the best low-oxalate alternatives to Duck breast?
There are almost always safer swaps in the same food family. For Duck breast, 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 Duck breast?
The 0 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.
Does Duck breast have a lot of animal protein?
It has animal protein, which increases kidney stone risk through uric acid and calcium in urine. Not a reason to eliminate it — just a reason to watch portions. AUA says about 3 oz per meal.