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

Papaya, raw

🟢 Safe — Low Oxalate
1 mg oxalate / serving
Serving: 1/2 cup, mashed (115 g) | Per 100 g: 1 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

1 mg
Oxalate / serving
Low Oxalate
5 mg
Sodium / 100g
Low Na
0.2 g
Protein / 100g
Tier 1
10 mg
Calcium / 100g
Tier 1

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1/2 cup, mashed115 g1 mg Safe
2 x 1/2 cup, mashed230 g2 mg Safe
½ x 1/2 cup, mashed57 g0.5 mg Safe

🏷️ Tags

Fruits 🟢 Oxalate Safe Low Oxalate Plant-Based

🟢 See all Fruits rated Safe for kidney stones →

🔗 Related Foods

❓ Frequently Asked Questions

Is Papaya safe for kidney stones?

No red flags here. Just 1 mg per 1/2 cup, mashed — well below the 25 mg danger line. You can keep Papaya in your regular rotation. Data comes from Harvard (2024).

What's the oxalate content of Papaya?

One 1/2 cup, mashed of Papaya = 1 mg oxalate. Scale it up to 100g and you're at 1 mg. Direct measurement from Harvard, 2024. About as reliable as food data gets.

Is Papaya a high-oxalate food?

Nope. Papaya is a low-oxalate food — just 1 mg per 1/2 cup, mashed. Well under the 25 mg cutoff. You're in the clear with this one.

What are the best low-oxalate alternatives to Papaya?

Look at the 'Safe Alternatives' section right below this FAQ. Those foods are all under 25 mg oxalate per serving and in the same category as Papaya. Pick from those.

How much sodium does Papaya have?

Sodium's not the issue here. Papaya has 5 mg per 100g — comfortably low. No need to worry about salt pushing extra calcium into your urine with this food.

🔍 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.