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

Kohlrabi

🟢 Low Oxalate — Low Oxalate
1 mg oxalate / serving
Serving: 1 cup sliced (165 g) | Per 100 g: 1 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

1 mg
Oxalate / serving
Low Oxalate
20 mg
Sodium / 100g
Low Na
1.7 g
Protein / 100g
Tier 1
24 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. Kohlrabi sits at 1 mg per serving, in line with the rest of the family. Individual measured values below are the numbers to compare. Related forms in this family: Kohlrabi (Raw) (1 mg).

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1 cup sliced165 g1 mg Low Oxalate
2 x 1 cup sliced330 g2 mg Low Oxalate
½ x 1 cup sliced82 g0.5 mg Low Oxalate

🏷️ Tags

Vegetables 🟢 Oxalate Safe Low Oxalate Plant-Based

🟢 See all Vegetables rated Safe for kidney stones →

🔗 Related Foods

❓ Frequently Asked Questions

Is Kohlrabi safe for kidney stones?

Safe pick. 1 mg oxalate per 1 cup sliced means Kohlrabi is comfortably in the green zone. Harvard's 2024 lab data says so. No need to track this one obsessively.

How much oxalate is in Kohlrabi?

Here are the numbers: 1 mg oxalate in one 1 cup sliced of Kohlrabi (165g). Per 100 grams, that's 1 mg. Harvard T.H. Chan SPH did the lab work (2024) — these aren't database guesses.

Is Kohlrabi high in oxalates?

Low. 1 mg per 1 cup sliced puts Kohlrabi firmly in the low-oxalate category. Safe for regular eating if you're managing kidney stones.

What are the best low-oxalate alternatives to Kohlrabi?

Don't give up the whole category — just pick a safer member of it. The green foods in the related section all work as substitutes for Kohlrabi with a fraction of the oxalate.

How much sodium does Kohlrabi have?

Sodium's not the issue here. Kohlrabi has 20 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.