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

Flour, Baking, Gluten-free, Bob's Red Mill

🟢 Low Oxalate — Low Oxalate
7 mg oxalate / serving
Serving: 1/4 cup (37 g) | Per 100 g: 19 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

7 mg
Oxalate / serving
Low Oxalate
0 mg
Sodium / 100g
Low Na
11.4 g
Protein / 100g
Tier 1
18 mg
Calcium / 100g
Tier 1

This entry is one flavor variant of the same base product, and flavoring generally shifts oxalate far less than form and processing do. Baking Flour sits at 7 mg per serving, in the middle of the family range. Individual measured values below are the numbers to compare. Related forms in this family: Flour Flaxseed meal or ground Flaxseed (2 mg), Wild Rice Flour (7 mg), Coconut Flour (2 mg).

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1/4 cup37 g7 mg Low Oxalate
2 x 1/4 cup74 g14 mg Low Oxalate
½ x 1/4 cup18 g3.5 mg Low Oxalate

🏷️ Tags

Grains & Pasta 🟢 Oxalate Safe Low Oxalate Plant-Based

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

🔗 Related Foods

❓ Frequently Asked Questions

Can I eat Flour with kidney stones?

Short answer: yes. Longer answer: at 7 mg per 1/4 cup, Flour 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 Flour?

One 1/4 cup of Flour = 7 mg oxalate. Scale it up to 100g and you're at 19 mg. Direct measurement from Harvard, 2024. About as reliable as food data gets.

Is Flour a high-oxalate food?

Definitely low. 7 mg oxalate per 1/4 cup. That's the green zone. No restrictions needed for this food.

What can I eat instead of Flour?

Substitutes exist. The safe alternatives listed below are all low-oxalate foods in the same family as Flour. Grab one of those and you dodge the oxalate while keeping similar flavors.

How much sodium does Flour have?

The sodium level is fine — 0 mg/100g. If all your foods looked like this on sodium, you'd be in great shape for stone prevention.

🔍 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.