Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
🚨 High Sodium Alert
Clams contains 486 mg sodium per 100g — well above the recommended limit for kidney stone patients. High sodium intake can increase calcium in urine, raising stone risk.
📏 Moderate Animal Protein
Clams contains animal protein (about 19g 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 Clams with kidney stones?
Short answer: yes. Longer answer: at 0 mg per 3 oz, Clams is one of the safer things you can eat if you're watching oxalate. Harvard T.H. Chan SPH measured this directly.
What's the oxalate content of Clams?
Here are the numbers: 0 mg oxalate in one 3 oz of Clams (85g). Per 100 grams, that's 0 mg. Harvard T.H. Chan SPH did the lab work (2024) — these aren't database guesses.
Is Clams a high-oxalate food?
Definitely low. 0 mg oxalate per 3 oz. That's the green zone. No restrictions needed for this food.
What can I eat instead of Clams?
The easiest move: swap Clams for any 🟢 Safe food in the related foods grid. They're all under 25 mg per serving and verified by Harvard's 2024 data. Problem solved.
Does Clams have a lot of animal protein?
Yeah, Clams 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.
Is Clams high in sodium?
Here's the sodium catch with Clams: 486 mg/100g. Excess sodium = more calcium in urine = higher stone risk. The oxalate number isn't the only thing that matters here.