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

Cereal, Special K, Protein Plus, formerly Low Carb

🟡 Caution — Moderate
62 mg oxalate / serving
Serving: 1 serving (100 g) | Per 100 g: 184 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

62 mg
Oxalate / serving
Moderate
Sodium / 100g
Pending
Protein / 100g
Pending
Calcium / 100g
Pending

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1 serving100 g62 mg Caution
2 x 1 serving200 g124 mg Avoid
½ x 1 serving50 g31 mg Caution

🏷️ Tags

Grains & Pasta Plant-Based Moderate Oxalate 🟡 Oxalate Caution

🟡 See all Grains & Pasta rated Caution for kidney stones →

⚖️ Compare this food: · vs Bread · vs Bread

🔗 Related Foods

❓ Frequently Asked Questions

Can I eat Cereal with kidney stones?

Awareness over avoidance. Cereal has 62 mg oxalate per 1 serving — higher than ideal, but not panic-worthy. Smaller servings, less frequent, problem mostly solved.

What's the oxalate content of Cereal?

62 mg — that's the oxalate in a standard 1 serving of Cereal. For the 100g comparison freaks: 184 mg. Source is Harvard's 2024 food analysis project.

Is Cereal a high-oxalate food?

Moderate. Cereal has 62 mg oxalate per 1 serving — not high enough to panic, not low enough to ignore. Portions matter with this one.

What are the best low-oxalate alternatives to Cereal?

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

How much Cereal is safe to eat?

Size matters. 1 serving of Cereal = 62 mg. Cut it in half, you're at roughly 31 mg. If you love this food, the half-portion strategy is your best compromise.

How reliable is the data for Cereal?

Oxalate: very reliable (Harvard 2024 lab measurement). Other nutrients: still being matched to USDA data. The oxalate figure is what matters for a kidney stone decision, and that one's solid.

🔍 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.