🟢 Safe
Oxalate <25 mg/serving
🟡 Caution
Oxalate 25-99 mg/serving
🔴 Avoid
Oxalate ≥100 mg/serving
🟢

Duck, roasted

🟢 Safe — Low Oxalate
0 mg oxalate / serving
Serving: 4 oz (113 g) | Per 100 g: 0 mg
✓ Medically Reviewed Content reviewed by OxalateWatch Editorial Team. Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.

📊 Nutrition at a Glance

0 mg
Oxalate / serving
Low Oxalate
15 mg
Sodium / 100g
Low Na
36.2 g
Protein / 100g
Tier 1
176 mg
Calcium / 100g
Tier 1

📏 High Animal Protein

Duck contains animal protein (about 36g 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

ServingWeightOxalateVerdict
4 oz113 g0 mg Safe
2 x 4 oz226 g0 mg Safe
½ x 4 oz56 g0 mg Safe

🏷️ Tags

Meat & Poultry 🟢 Oxalate Safe Low Oxalate Calcium-Rich Animal Protein

🟢 See all Meat & Poultry rated Safe for kidney stones →

🔗 Related Foods

❓ Frequently Asked Questions

Can I eat Duck with kidney stones?

No red flags here. Just 0 mg per 4 oz — well below the 25 mg danger line. You can keep Duck in your regular rotation. Data comes from Harvard (2024).

What's the oxalate content of Duck?

One 4 oz of Duck = 0 mg oxalate. Scale it up to 100g and you're at 0 mg. Direct measurement from Harvard, 2024. About as reliable as food data gets.

Is Duck low or high oxalate?

Low. 0 mg per 4 oz puts Duck firmly in the low-oxalate category. Safe for regular eating if you're managing kidney stones.

What are the best low-oxalate alternatives to Duck?

There are almost always safer swaps in the same food family. For Duck, check the related foods section below — the green-marked ones are your best bets. All verified by Harvard (2024).

How much sodium does Duck have?

15 mg sodium per 100g in Duck. Well under the 460 mg threshold. One less thing on your kidney stone checklist.

Does Duck have a lot of animal protein?

Yeah, Duck 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.

🔍 Explore More About This Food

📚 Data Sources

Oxalate: Harvard T.H. Chan School of Public Health (2024) via OHF. Nutrition: USDA FoodData Central (SR Legacy 2018 & Foundation Foods).

📖 Key Scientific References

Taylor EN, Curhan GC. Oxalate intake and the risk for nephrolithiasis. J Am Soc Nephrol. 2007;18(7):2198-2204. PMID: 17538185
Borghi L, Schianchi T, Meschi T, et al. Comparison of two diets for the prevention of recurrent stones in idiopathic hypercalciuria. N Engl J Med. 2002;346(2):77-84. DOI: 10.1056/NEJMoa010369
Fink HA, Akornor JW, Garimella PS, et al. Diet, fluid, or supplements for secondary prevention of nephrolithiasis. Eur Urol. 2009;56(1):72-80. DOI: 10.1016/j.eururo.2009.03.031
Ferraro PM, Taylor EN, Gambaro G, Curhan GC. Dietary and lifestyle factors for primary prevention of nephrolithiasis. BMC Nephrol. 2020;21(1):267. PMID: 32652950
Pearle MS, Goldfarb DS, Assimos DG, et al. Medical management of kidney stones: AUA guideline. J Urol. 2014;192(2):316-324. DOI: 10.1016/j.juro.2014.05.006
Liebman M, Costa G. Effects of calcium and magnesium on urinary oxalate excretion after oxalate loads. J Urol. 2000;163(5):1565-1569. PMID: 10751889
Holmes RP, Assimos DG. The impact of dietary oxalate on kidney stone formation. Urol Res. 2004;32(5):311-316. DOI: 10.1007/s00240-004-0437-3
Lin BB, Lin ME, Huang RH, et al. Dietary treatment and fluid intake for prevention of recurrent calcium stones. PLoS One. 2021;16(4):e0250257. PMID: 33872340
This is dietary reference information, NOT medical advice. Talk to your doctor or a registered dietitian before changing your diet. Oxalate tolerance varies by person, stone type, and medication.