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

Bread, Cornbread

🟢 Low Oxalate — Low Oxalate
3 mg oxalate / serving
Serving: 1 slice (40 g) | Per 100 g: 9 mg
✓ Lab-Verified Data Oxalate values from Harvard T.H. Chan SPH Oxalate Database (2024), measured via ion chromatography. This site is a dietary reference tool, not a medical resource.

📊 Nutrition at a Glance

3 mg
Oxalate / serving
Low Oxalate
Sodium / 100g
Pending
Protein / 100g
Pending
Calcium / 100g
Pending

Flavor variants in a product family share the base profile, and the oxalate table follows the base more than the flavoring. Cornbread Bread measures 3 mg per serving, in the middle of the family range. The useful reading is the family spread: if the range is narrow, flavor choice is free; if it is wide, the flavor with the lower measured value is the easy win. Related forms in this family: Bread white (1 mg), Wheat Bread (Wheat) (7 mg), Sourdough Bread (1 mg).

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1 slice40 g3 mg Low Oxalate
2 x 1 slice80 g6 mg Low Oxalate
½ x 1 slice20 g1.5 mg Low Oxalate

🏷️ Tags

Grains & Pasta 🟢 Oxalate Safe Low Oxalate Plant-Based Calcium-Rich

🟢 See all Grains & Pasta rated Safe for kidney stones →

🔗 Related Foods

❓ Frequently Asked Questions

Should I avoid Bread if I have kidney stones?

Safe pick. 3 mg oxalate per 1 slice means Bread 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 Bread?

3 mg — that's the oxalate in a standard 1 slice of Bread. For the 100g comparison freaks: 9 mg. Source is Harvard's 2024 food analysis project.

Is Bread a high-oxalate food?

Definitely low. 3 mg oxalate per 1 slice. That's the green zone. No restrictions needed for this food.

What can I eat instead of Bread?

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

How reliable is the data for Bread?

The oxalate number for Bread — 3 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.

🔍 Explore More About This Food

📚 Data Sources

Oxalate: Harvard T.H. Chan School of Public Health (2024) via OHF.

📖 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.