Home › Foods › Safe › Evening Primrose Oil
🟢 Safe
Oxalate <25 mg/serving
🟡 Caution
Oxalate 25-99 mg/serving
🔴 Avoid
Oxalate ≥100 mg/serving
🟢

Evening Primrose Oil

🟢 Safe — Low Oxalate
0 mg oxalate / serving
Serving: 1 serving (100 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

0 mg
Oxalate / serving
Low Oxalate
0 mg
Sodium / 100g
Low Na
0.0 g
Protein / 100g
Tier 1
0 mg
Calcium / 100g
Tier 1

📏 Oxalate by Serving Size

ServingWeightOxalateVerdict
1 serving100 g0 mg Safe
2 x 1 serving200 g0 mg Safe
½ x 1 serving50 g0 mg Safe

🏷️ Tags

Condiments 🟢 Oxalate Safe Low Oxalate

🟢 See all Condiments rated Safe for kidney stones →

🔗 Related Foods

🟢 Safe alternatives (recommended)

🟢
Margarine
0 mg oxalate/serving
 🟢
Oils
0 mg oxalate/serving
 🟢
Shortening
0 mg oxalate/serving
 🟢
Artificial Sweeteners
0 mg oxalate/serving

⚠️ Other foods in this category to watch

🔴
Sorrel
303 mg oxalate/serving
 🔴
Good King Henry
110 mg oxalate/serving
 🔴
Condiments
103 mg oxalate/serving
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Dutch Process)
79 mg oxalate/serving

❓ Frequently Asked Questions

Is Evening Primrose Oil safe for kidney stones?

Don't overthink this one. Evening Primrose Oil has 0 mg oxalate per 1 serving. That's solidly safe territory for kidney stones. The number is from Harvard's latest lab work.

What's the oxalate content of Evening Primrose Oil?

One 1 serving of Evening Primrose Oil = 0 mg oxalate. Scale it up to 100g and you're at 0 mg. Direct measurement from Harvard, 2024. About as reliable as food data gets.

Is Evening Primrose Oil high in oxalates?

It's low. 0 mg per 1 serving is well under the 25 mg danger line. Evening Primrose Oil is not the food you need to worry about.

What can I eat instead of Evening Primrose Oil?

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

How much sodium does Evening Primrose Oil have?

Sodium's not the issue here. Evening Primrose Oil has 0 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

🟢See our detailed safety analysis for this food 📊Exact oxalate numbers: how much is in a serving 📋Low, moderate, or high oxalate? Full breakdown 🧂How much sodium? Kidney stone risk check

📚 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.