Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Low Animal Protein
Cod 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.
Cooking method is the axis that separates the members of this family. Boiled versions shed part of their soluble oxalate into the discarded water (typically 30-50%), raw versions retain everything, and frozen sits close to raw. Cod (Atlantic) measures 0 mg per standard serving, in line with the rest of the family — check the form you actually eat rather than the base name. Related forms in this family: Cod (Cooked) (0 mg).
📏 Oxalate by Serving Size
| Serving | Weight | Oxalate | Verdict |
|---|---|---|---|
| 3 oz | 85 g | 0 mg | Low Oxalate |
| 2 x 3 oz | 170 g | 0 mg | Low Oxalate |
| ½ x 3 oz | 42 g | 0 mg | Low Oxalate |
🏷️ Tags
🟢 See all Seafood rated Safe for kidney stones →
🔗 Related Foods
🟢 Safe alternatives (recommended)
❓ Frequently Asked Questions
Is Cod safe for kidney stones?
No red flags here. Just 0 mg per 3 oz — well below the 25 mg danger line. You can keep Cod in your regular rotation. Data comes from Harvard (2024).
What's the oxalate content of Cod?
Here are the numbers: 0 mg oxalate in one 3 oz of Cod (85g). Per 100 grams, that's 0 mg. Harvard T.H. Chan SPH did the lab work (2024) — these aren't database guesses.
Is Cod low or high oxalate?
Low. 0 mg per 3 oz puts Cod firmly in the low-oxalate category. Safe for regular eating if you're managing kidney stones.
What can I eat instead of Cod?
Don't give up the whole category — just pick a safer member of it. The green foods in the related section all work as substitutes for Cod with a fraction of the oxalate.
How reliable is the data for Cod?
The oxalate number for Cod — 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 Cod 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.