How Much Oxalate Is in Deep fried Potato?

A standard serving of Deep fried Potato (1/2 cup, about 112g) contains 36 mg of oxalate. That works out to roughly 32 mg per 100 grams. These numbers are direct lab measurements from Harvard T.H. Chan School of Public Health (2024), via the OHF database. For context, the safe threshold for kidney stone patients is 25 mg per serving. Based on its 36 mg, Deep fried Potato falls in the Caution category.
✓ Lab-Verified Data Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.
36
mg oxalate
per serving
Food: Potato, White, deep fried
Serving: 1/2 cup (112 g)
Verdict: 🟡 Caution
Per 100g: 32 mg
Data: Harvard T.H. Chan SPH (2024)
🔄 Lower-Oxalate Alternatives
🟢 Garlic
0 mg / serving
🟢 Kombu Seaweed
0 mg / serving
🟢 Wakame Seaweed
0 mg / serving
🟢 Passion Fruit or Granadilla
0 mg / serving
💡 What This Means for Your Diet

Here's the takeaway: Deep fried Potato falls in the Caution band (🟡) at 36 mg oxalate per serving. Not off-limits, but not free — moderate portions, a few times a week at most, and preferably with dairy or another calcium source at the same meal.

📊 Deep fried Potato vs. Other Vegetables

Putting Deep fried Potato in context: it lands close to the category average of 27 mg. In the database, 80% of vegetables (219 of 271) fall in the 🟢 Safe group (under 25 mg oxalate/serving). The typical vegetables here averages 27 mg oxalate per serving, so Deep fried Potato runs 33% above that baseline. That places it on the higher end for oxalate in its category. Why this matters: the gap between two Safe foods can be wide — one may hold 5 mg oxalate while another sits at 24 mg. The lower one leaves more room in your day. See all vegetables rated Caution for a full side-by-side.

❓ Related Questions

Why does oxalate per 100g matter?

The per-100g number lets you compare foods on an equal-weight basis, regardless of serving size. It's useful when two foods have very different typical serving sizes, or when you eat more or less than a standard serving. Deep fried Potato comes in at 36 mg oxalate per 1/2 cup (Caution) in the measured database.

How accurate is the oxalate measurement?

These values come from Harvard's 2024 ion-chromatography analysis — the gold-standard method for oxalate. Real measured data rather than estimates. Sample-to-sample variation exists, but no published source is more dependable for food oxalate. Applied to Deep fried Potato: 36 mg oxalate per 1/2 cup — Caution per Harvard (2024).

How does this compare to other foods?

Foods under 25 mg per serving are rated Safe. Foods between 25-99 mg are Caution. 100+ mg is Avoid. Check the food's category page on OxalateWatch to see how it compares to similar foods. For context, Deep fried Potato measures 36 mg per 1/2 cup, rated Caution.

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.