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

cereals ready-to-eat, post, shredded wheat, original big biscuit

🟡 Caution — Moderate
41 mg oxalate / serving
Serving: (51 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

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

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
51 g41 mg Caution
2 x 102 g82 mg Caution
½ x 25 g20.5 mg Safe

🏷️ Tags

Beverages Plant-Based Moderate Oxalate 🟡 Oxalate Caution

🟡 See all Beverages rated Caution for kidney stones →

⚖️ Compare this food: · vs Soda · vs Chocolate Syrup

🔗 Related Foods

❓ Frequently Asked Questions

Should I avoid cereals ready-to-eat if I have kidney stones?

It's a 'watch it' food, not a 'stop it' food. 41 mg per puts cereals ready-to-eat in the caution range. Pair it with calcium-rich foods and you'll blunt some of the oxalate absorption.

How much oxalate is in cereals ready-to-eat?

The exact figure: 41 mg of oxalate per of cereals ready-to-eat. Works out to 0 mg/100g. This is the number kidney stone patients actually need. Harvard (2024) verified.

Is cereals ready-to-eat high in oxalates?

It's in the moderate range. 41 mg per sits between safe and high-risk. Manageable if you watch how much you eat.

What are the best low-oxalate alternatives to cereals ready-to-eat?

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

Is cereals ready-to-eat a good drink for kidney stones?

As far as kidney stones go, cereals ready-to-eat is in the caution zone for beverages at 41 mg per serving. Hydration matters more than anything — so drink plenty of water regardless of what else you consume.

How reliable is the data for cereals ready-to-eat?

The 41 mg oxalate figure is direct from Harvard's lab — measured, not estimated. The sodium/protein/calcium numbers aren't fully matched yet. When they are, we'll update.

How much cereals ready-to-eat is safe to eat?

A standard serving () of cereals ready-to-eat gives you 41 mg oxalate. Half that = 20.5 mg. That's the difference between a caution-level and a safe-level meal. Portions matter a lot here.

🔍 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.