Is Rice milk Safe for Kidney Stones? (Safe)

Safe — and the data backs it up. Rice milk measures just 2 mg oxalate per 1 cup, comfortably inside the under-25 mg zone. That makes it a reliable everyday option for a kidney stone diet, per Harvard's 2024 lab values.
✓ Lab-Verified Data Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.
2
mg oxalate
per serving
Food: Rice milk, unsweetened
Serving: 1 cup (240 g)
Verdict: 🟢 Safe
Per 100g: 0.8 mg
Data: Harvard T.H. Chan SPH (2024)
🔄 Lower-Oxalate Alternatives
🟢 Cottage Cheese Milk Products
0 mg / serving
🟢 Ice Cream Milk Products
0 mg / serving
🟢 Kefir Milk Products
0 mg / serving
🟢 Sour Cream Milk Products
0 mg / serving
💡 What This Means for Your Diet

In practical terms, Rice milk is a low-risk food for kidney stone patients. Its 2 mg oxalate per serving stays under the 25 mg line, so it can appear in your regular rotation without extra calculation. As always, staying hydrated and getting dietary calcium supports stone prevention.

📊 How Rice milk Compares

Among dairy & eggs, Rice milk sits below the category average of 3 mg. For context, 87 out of 91 dairy & eggs (95%) are rated 🟢 Safe (under 25 mg oxalate/serving). The average dairy & eggs in our database has 3 mg oxalate per serving — which means Rice milk is 40% below the category norm. Within its specific category, Rice milk ranks among the lower-oxalate options. This context matters because two 'Safe' foods can have very different oxalate levels — one might have 5 mg while another has 24 mg. Both are Safe, but the first gives you more dietary flexibility. Browse all dairy & eggs rated Safe to compare within the same verdict level.

❓ Related Questions

Why does the safe threshold matter?

The 25 mg per serving threshold is based on clinical guidance for kidney stone patients. Harvard's lab data (2024) provides the most reliable oxalate measurements available — no database estimates, direct lab analysis. Applied to Rice milk: 2 mg oxalate per 1 cup — Safe per Harvard (2024).

Can I eat this food every day?

For Safe foods (under 25 mg/serving), daily use is generally fine. Caution and Avoid foods work better as occasional items — rotate them with safer options so no single high-oxalate food becomes a habit. Applied to Rice milk: 2 mg oxalate per 1 cup — Safe per Harvard (2024).

Where does the oxalate data come from?

Harvard T.H. Chan School of Public Health (2024) via the OHF database. These are direct laboratory measurements — the most reliable oxalate data available for food. For Rice milk, the measured oxalate value is 2 mg per 1 cup (Safe).

Should I also check sodium and calcium?

Yes — kidney stone risk isn't just about oxalate. High sodium increases urinary calcium (a stone promoter). Adequate dietary calcium (from food, not supplements) actually binds oxalate in your gut. Check the food's full nutrition page for the complete picture. Rice milk comes in at 2 mg oxalate per 1 cup (Safe) in the measured database.

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.