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

Chicken & Portobello Sandwich without fresh fruit

🟢 Safe — Low Oxalate
21 mg oxalate / serving
Serving: (171 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

21 mg
Oxalate / serving
Low Oxalate
753 mg
Sodium / 100g
High Na
16.3 g
Protein / 100g
Tier 1
58 mg
Calcium / 100g
Tier 1

🚨 High Sodium Alert

Chicken & Portobello Sandwich without fresh fruit contains 753 mg sodium per 100g — well above the recommended limit for kidney stone patients. High sodium intake can increase calcium in urine, raising stone risk.

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
171 g21 mg Safe
2 x 342 g42 mg Caution
½ x 85 g10.5 mg Safe

🏷️ Tags

Meat & Poultry 🟢 Oxalate Safe Low Oxalate High Sodium

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

🔗 Related Foods

❓ Frequently Asked Questions

Should I avoid Chicken & Portobello Sandwich without fresh fruit if I have kidney stones?

Short answer: yes. Longer answer: at 21 mg per , Chicken & Portobello Sandwich without fresh fruit 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 Chicken & Portobello Sandwich without fresh fruit?

The exact figure: 21 mg of oxalate per of Chicken & Portobello Sandwich without fresh fruit. Works out to 0 mg/100g. This is the number kidney stone patients actually need. Harvard (2024) verified.

Is Chicken & Portobello Sandwich without fresh fruit low or high oxalate?

Definitely low. 21 mg oxalate per . That's the green zone. No restrictions needed for this food.

What can I eat instead of Chicken & Portobello Sandwich without fresh fruit?

Substitutes exist. The safe alternatives listed below are all low-oxalate foods in the same family as Chicken & Portobello Sandwich without fresh fruit. Grab one of those and you dodge the oxalate while keeping similar flavors.

Is Chicken & Portobello Sandwich without fresh fruit high in sodium?

Don't just look at oxalate. Chicken & Portobello Sandwich without fresh fruit has 753 mg sodium/100g on top of whatever oxalate it carries. Double-tap on your kidneys. Minimize salt elsewhere if you eat this.

🔍 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.