Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Low Animal Protein
Pickled herring 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
Is Pickled herring safe for kidney stones?
It's fine. Pickled herring 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 Pickled herring?
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 Pickled herring a high-oxalate food?
Low. 0 mg per 3 oz puts Pickled herring firmly in the low-oxalate category. Safe for regular eating if you're managing kidney stones.
What can I eat instead of Pickled herring?
Substitutes exist. The safe alternatives listed below are all low-oxalate foods in the same family as Pickled herring. Grab one of those and you dodge the oxalate while keeping similar flavors.
How reliable is the data for Pickled herring?
The oxalate number for Pickled herring — 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 Pickled herring have a lot of animal protein?
Yeah, Pickled herring is an animal protein source. That matters because excess animal protein raises uric acid and urinary calcium — both stone promoters. Keep portions around 3 oz (palm-sized) per meal.