Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Low Animal Protein
Grouper 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 Seafood rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
❓ Frequently Asked Questions
Can I eat Grouper with kidney stones?
Safe pick. 0 mg oxalate per 3 oz means Grouper is comfortably in the green zone. Harvard's 2024 lab data says so. No need to track this one obsessively.
What's the oxalate content of Grouper?
The lab result: 0 mg per 3 oz (85g serving). That's 0 mg per 100g. Harvard's ion chromatography analysis, 2024. Not crowdsourced, not estimated.
Is Grouper high in oxalates?
It's low. 0 mg per 3 oz is well under the 25 mg danger line. Grouper is not the food you need to worry about.
What can I eat instead of Grouper?
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 Grouper. Pick from those.
How reliable is the data for Grouper?
The oxalate number for Grouper — 0 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.
Does Grouper 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.